To view or print a Science crossword puzzle click on its title.
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Sample Puzzle Hints |
Difficulty |
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Periodic Patterns
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The red form is used in matches.. The actinides are all __________ .. Copper, chromium, iron, and nickel are all examples of ________ metals.. The element with the highest electronegativity.. A row on the table of elements..
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Hard
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Periodic Table
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Group 7 elements are called ________. Down Group 0 the density steadily _________. As you go down Group 1 the elements _______ gets higher. Group 1 elements are the ______ metals. At room temperature Group 0 elements are colourless _____ .
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Hard
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Periodic Table
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number of groups that have no group name. horizontal row on periodic table. law that states that the repeating chemical and physical propertiesof elements change periodically with atomic numbers of the elements. a group name of elements that are radioactive and are located at the bottom of the periodic table. and element or comound that conducts electric current better then a nonmetal but not as well as a metal.
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Hard
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Periodic Table of Elements
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region in an atom where electrons are found. particles in an atom that have no charge. the sum of the protons and neutrons. atoms that have the same number of protons but a different number of neutrons. each horizontal row on the periodic table.
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Hard
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Perodic Table
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an attraction between a positive metal ion and the electrons surrounding it. a material made of two or more elements that has the same properties of metal. a characteristic of a substance that describe its abuility to change into different substances . a covelent bond in which electrons are shared unequally. an orderly three dementional pattern of atoms in a solid.
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Hard
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phases of the moon
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the changes in the shape of the moon is called. the moon doesn't have _______ of it's own. the time when the moon is full illuminated. a gradual decrease in magnitude or extent. time when half of the moon is dark and half light.
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Older Children
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Photosynthesis
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The liquid raw material necessary for photosynthesis.. This gas is a raw material that is required for photosynthesis to occur.. A product of photosynthesis that is used by a plant as food.. Colored chemical compounds that absorb light.. A product of photosynthesis that is released through the stomata back into the air..
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Hard
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Photosynthesis
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Green light is ___________ by leaves, which is why they are green.. Where does the Calvin cycle occur?. NADP+ and H+ ions form ________________.. The Calvin cycle uses ATP and NADPH from the light-dependent reactions to produce ______-_________ ____________.. The Calvin cycle does not require __________..
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Hard
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Photosynthesis
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a sugar with several forms and an important energy. people breath out and plants absorb in through photosynthesis. the waste product of a plant and humans breath in. a whole formed by a union of 2 or more elements. small hole on the underside of a leaf.
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Hard
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Photosynthesis and Cellular Respiration
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Without oxygen. Electron carrier in photosynthesis. The number of phosphate groups in ADP. With oxygen. Respiration without oxygen.
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Hard
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Photosynthesis, Respiration, and Fermentation
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A plastid that contains chlorophyll and in which photosynthesis takes place.. Located outside the Thylakoid. the first stage of photosynthesis.. A series of events that are regularly repeated in the same order.. A multilayered membrane unit formed by stacks of the lobes or branches of a chloroplast thylakoid. Read more: http://www.answers.com/topic/grana#ixzz2DYVxNjgr.
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Hard
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Physical Geography
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makes up most of Earth's water; found in oceans, seas, bays. etc.. average weather over a long period of time; predictable. resources on Earth that can't be replaced. climate zone based on elevation. theory that explains how Earth's crust moves.
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Hard
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Physical Science
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the movement of warm liquids or gases to cooler areas. the point at which a lever rests in moving or lifting an object. a poor conductor, material through which heat of electric charge does not flow. anything that has mass and occupies space. the flow of electric charge through material.
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Hard
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Physical Science
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the region nearest the plate boundary should have more of these.. the boundary between two sections of rock that can move relative to one another.. the ______ can be found between the crust and the mantle.. rock formed when chemical reactions cement sediments together, hardening them.. less-powerful earthquakes that follow many powerful earthquakes.
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Hard
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Physical Science
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a substance that does not conduct electricity very well. a current of rising air. the way in which the rotation of the earth bends the path of winds, sea currents, and objects that fly through different latitudes. this happens in a lightning bolt before the return stroke. the three main cloud types are stratus, cirrus, and _________.
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Hard
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Physical Science
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An explanation that is based on prior scientific research or observations. The ratio of the mass of a substance to the volume of the substance. The scientific study of nonliving matter. A measure of the size of an object or region in three-dimensional. The process of obtaining information by using the senses.
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Moderately Challenging
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Physical Science Module
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a substance that does not dissolve in water is most likely _____________. octane is an important component of __________. a molecule that has slight positive and negative charges due to an imbalance in the way electrons are shared. the phenomenon that occurs when idividual molecules are so strongly attracted to each other that they tend to stay together, even when exposed to tension. H2O is the chemical formula for what?.
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Hard
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Physical Science Module
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another name for salt. the process by which water is continuously exchanged between earth's various water sources. the pockets of highly concentrated salt water around frozen fresh water.. a process in which large chunks fall off of glaciers into the ocean, forming ice bergs. water falling from the atmosphere as rain, snow, sleet, or hail.
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Hard
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Physical Science Module Vocabulary
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an instrument used to measure atmospheric pressure. narrow bands of high-speed winds that circle the earth, west to east. the region of the atmosphere that spans altitudes of roughly 48 km to 80 km. the mass of air surrounding a planet. the region of the atmosphere above an altitude of roughly 460 km.
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Big
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Physics
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Potential energy is energy that is _________. What is work measured in?. Twice as much ______ energy means twice as much work. What theorem applies to decrease speed?. Materials that don't allow electrons to easily move through them..
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Teenage
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Physics Terms
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distance over which the wave's shape repeats. shortest distance from the initial to final postion. product of force times distance through which it acts. duration of one cycle in a repeating event. force resisting relative motion.
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Teenage
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Planet Neptune
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Largetst moon. Neptune has this number of rings. Color of Neptune. To move around a planet. Neptune has this number of moons.
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Teenage
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Planets And The Solar System
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The system that was invented by the early Greek astronomers.. A device used to observe distant objects.. ________ surrounds all the gas giant planets.. Mercury is the smallest _______ planet.. This planet is four times the diameter of Earth..
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Older Children
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Plant and Animal Cell Crossword Puzzle
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Fill in the blanks using the descriptions below
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Does photosynthesis and uses up the sun's rays. Stores nutrients and water for cell. Controls what goes in and out of the cell. Creates proteins that the cell needs. Packages things in Vesicles.
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Hard
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Plant and Animal Cell Parts
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a green structure in a plant cell where food is produced.. a sac-like storing space for materials such as food or waste.. a cell that contains a nucleus.. a living thing that can carry out its life activities.. a small organelle composed of cytoplasmic granules..
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Hard
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Plant and Animal Cells
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captures the light energy from the sun to make food. stores food, water, waste. information and control center of the cell. a protein builder of the cell. thin layer that surrounds and holds a cell together.
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Hard
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Plant and Animal Cells
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Figure out the name related to Plant and Animal Cells
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A group of similar cells working together.. What makes the cells protein?. Within the cytoplasm are structures called __________.. All organisms are made up of one or more cells. That came from the __________.. This has Cells walls and Chloroplasts..
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Hard
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Plant Cell
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This gets energy from the sun and use it to make food and gives the plant it's green color. . This stores food, water, waste products and other materials.. These give protein to the nucleus. . This is the distribution and shipping department for the cell's chemical products.. This helps maintain the structure of the cell. .
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Hard
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Plant Processes
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a plant's response to the number of hours of daylight and darkness it receives. Keeps seeds from sprouting. a plant that needs 12 hours or more of darkness to flower. a hormone that helps fruit ripen. a response of a plant to an external simulus.
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Hard
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Plant Structure and Function
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plant cell that are elongate and non living. the basic unit of a livng organism. chemical responsible for regulating plant growth. term refering to the formation of gametes. plant male gametophyte.
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Teenage
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Plant Vocabulary
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Find all the words using the hints given.
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Cells that work together to do a specific action. A tissue that has a lot of air in it, allowing gases to exchange easily. Opening pores that allow gas exchange. A sugar produced by plants. A protective layer of the leaf.
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Hard
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Plants
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a place where you put all of your plants and flowers . the colour of most plants. a seed gets ......after a while since it has gotten bigger . what you need for a seed to grow. liquid you put in plants .
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Easy
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Plants
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Plants need it. . At the top of the tree, under the leaves, you can see the . . . . This is part of the flower, it is thin.. It's beautiful. It's big and strong. It's a part of the tree. .
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Easy
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Plate Tectonics
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Please complete the crossword puzzle below
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plasticlike layer of Earth on which the lithospheric plates float and move around. to come together. all land. current in Earth's mantle that transfers heat in earths interior and is the driving force for plate tectonics. portion of the Earth's crust that lies beneath the ocean floor.
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Teenage
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Plate Tectonics
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the missing piece of evidence about continental drift was how the __ ____ spreads. the type of boundary where two plates move toward each other. the type of boundary where two plates pull away from each other. the type of boundary where two plates slide past each other . the man who came up with the Continental Drift theory.
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Older Children
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Plate Tectonics
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A rift joining Pangea together.. A place where volcanic regions occur or will occur.. A submarine mountain above the seafloor.. What is the geological term used for when the continents are moved due to oceanic currents.. Plate Tectonics slidding by eachother..
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Hard
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Plate Tectonics
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The bottom of a sea or ocean. The edges of different pieces of the lithosphere meet at lines.. Rise in the asthenosphere and spread out beneath the lithosphere.. To move apart. is the theory that states pieces of Earth's litosphere are in constant,slow motion,driven by convection currents in the mantle..
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Older Children
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Plate Tectonics
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Once magma reaches Earth's surface it is called _______.. A _________ is a break or crack in the rock of the lithosphere along which movements take place.. A stationary location in the mantle where magma melts through a tectonic plate.. A mountain range is formed at a ______ boundary.. The theory that explains how continents move is called _____..
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Hard
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Plate Tectonics
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It generally forms alomg a subduction zone?. An undersea mountain range with a steep, narrow valley running down it's center is?. Material on the ocean floor forms?. Descirbes continental movement also it proposes a possible explanation of why and how the continents move. This theory is called?. Alfred Wegener proposed a hypothesis called?.
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Hard
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Plate Tectonics: Earthquakes and Volcanoes
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Please complete the following crossword
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The bowl at the top of a volcano. A fast moving type of lava. The point within the Earth, where the earthquake starts. A hot liquid that spills out of the volcano. A line on rocks where they broke and moved.
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Very Difficult
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Polar Marine Life
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H2O. study of marine life. use rod to catch marine life. floats on water. frozen water.
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Older Children
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Pollution
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Soil Pollution. Is any form of precipitation that is acidic.. Things that cause pollution.. A stable and intensive supercoolant used in air conditioning systems, refrigerators, aerosol sprays, and cleaning salients . This can change the environment..
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Hard
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Polyatomic Ions
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Contains two carbon atoms, three hydrogen atoms, and two oxygen atoms. Contains carbon and nitrogen. Contains two carbon atoms and four oxygen atoms. Contains oxygen and hydrogen and has a -1 charge. Contains one nitrogen atom and three oxygen atoms.
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Hard
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Postmortem Care
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A surgical dissection of a body after death to find the cause of death.. Some cultures require family to ...... the body. A 1986 act that requires a patient's surviving members be informed of tissue and organ donation.. After death the body is sometimes transported to the ....... In Buddhism the decesed patient's eyes must remain.....
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Teenage
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POWER, GENERATION, TRANSMISSION AND DISTRIBUTION
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the coalescence of two colliding nuclei of certain elements. coals, natural gas and oil can be burned in power plants to produce steam. energy from falling water. splitting of the nucleus of an atom of a certain element. solar cells can collect the suns energy and convert it directly into electrical energy..
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Teenage
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Principles of Ecology
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Pollinators and plants have this type of relationship.. When one species captures, kills, and eats another.. Another name for plants or autotrophic organisms that capture energy and nutrients from inorganic sources.. The cowbird is the only one who benefits from this relationship.. Tropical forrests are a great example for this type of biogeography..
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Hard
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Principles of Electricity as they apply to Electrosurgery
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current is measured in _______________. _____________current flows in one direction.. _________________current changes direction. ____________is measured in watts. _____________are conductors of electricity.
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Very Difficult
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Project in Science
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Unit One
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Study of Heredity. A biological community of interacting organisms and their physical environment. Congenital Traits. Building Blocks of Life. Chemical Element of Atomic number 8.
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Older Children
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Projectile Motion
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Vector is the only one that has it. A quantity in physics, such as mass, volume, and time, that can be completely specified by its magnitude. An object that falls around Earth or some other body rather than falling into it. The process of resolving a vector into components. A quantity in physics, such as force, that has both magnitude and direction.
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Hard
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Prokaryote Metabolism
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Use the notes to research the words needed to complete this puzzle
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substances that can speed up chemical reactions without being changed themselves. atoms,molecules, and ions must collide. reactions that release water. reactions that consume more energy than they produce. biological catalysts.
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Hard
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