Hard Crossword Puzzles

Hard Crosswords

These crosswords are intended to be pretty hard to complete. They are made up of more than 20 words of any size. To view or print a hard crossword puzzle click on its title.

Title	Subject	Instructions / Description	Sample Puzzle Hints
Geography	Geology	Use the hints to figure out the crossword puzzles	These are made in subduction zones.. These happen when stress in the Earth's lithosphere become to great, causing the plates to crack ad move along the faults.. Where an earthquake starts.. This kind of Eruption is the opposite of a quiet eruption.(two words). Waves that can travel through solids and liquids.(two words).
Geography	World Geography		Province where you find Sun City. Country we live in. City where you woul;d find Table Mountain. City where Jaden lives. Continent we live on.
Geography	Math		Economy is focused on service industries with a well defined support. Economy is still based on manufacturing . Making or refining products from raw materials . Extraction of resources from the Earth. The number if infants who die out of every 1000 born.
Geography and Map Skills	World Geography	Read the clue and fill in the blanks with the correct answer to the clue	imaginary line dividing the Eastern and Western Hemispheres. map showing boundaries between states or countries. shows the relationship between distance on earth and distance on the earth . one of the cardinal directions. one of the cardinal directions.
Geography of Africa	World Geography		a forest in africa with lot's of rain. the boundary zone between the sahara to the north and rain forest to the south.. loss or scarcity of food. where farmers grow enough food for them and their family. a person who does not stay long in one place.
Geography of Ancient Greece	History		a city that operates like a tiny independent country. Island just south of the Peloponnesus where the Greek civilization first began to develop. an area under the full or partial political control of another country. lands that are modern day Turkey, the cross road between Greece, Egypt and Mesopotamia. the western half of the Eurasia continent which features countries such as France, Germany, Italy and Spain.
Geography of Arabia and Iraq	World Geography		a major river in the region. Most of Arabia and Iraq is ____________ or an area that receives very little rainfall or snowfall. oil and gas are the remains of living things. a plateau, or raised flat area, that slopes gradually toward the east.. a natural resource that is scarce in this part of the world.
GEOGRAPHY OF CANADA	World Geography		Banff National Park is located in this province. This maritime province is one of the four original provinces of Confederation.. The capital of Alberta is home to the largest mall in North America; the fifth largest mall in the world. The name of the last province to join Confederation, it is also a dog breed. The capital of Canada is in this province.
Geography of India	World Geography	Match the terms with the hints provided below about the geography of India	Everyone in the family is involved in producing a product to sell. You do it inside the home. A large island south of India that is its own country. A very close ally to India. India's biggest rival country. The Mountain Range that forms the border between India and China. Mt. Everest is here. .
Geography of Mexico	World Geography		damp. sources of energy. mountain range on the west coast of Mexico. largest lowland in Mexico. suitable for growing crops.
Geography of Spain	World Geography		Longest river of spain. The only country that borders Spain. Language spoken in Spain. Major ocean which lies to the west of Spain. Capital of Spain.
Geography of the Fertile Crescent	World Geography		A river in Mesopotamia. The mountains where the two river originate.. A main crop grown in Mesopotamia.. This is what a majority of the geography in Mesopotamia was like.. Technology created by farmers to keep their fields moist and productive..
Geography of the United States	World Geography		Lake that forms part of the border between New York and Vermont. This New England state borders on Long Island Sound. This river empties into Delaware Bay. one tributary of the Mississippi River. Otsego Lake is the source of this river.
Geography of Virginia	World Geography		Region that has the Great Valley of Virginia. The Mattaponi and Pamunkey Rivers flow into this river. . Prevents further travel by large ship on the rivers of Virginia. Region whose only industry is coal mining. Rivers empty into this body of water.
Geography Physical and Human	Earth Sciences		Materials used to make products.. Resources that are limited and cannot be replaced.. The average condition of the atmosphere over a long period of time.. The beginning of spring and autumn.. A community of plants and animals and their habitat..
Geography Revision	World Geography		Peru has a rich _________ that boasts over 1800 species of birds....... What type of threat has caused the Amazon to lose thousands of square miles?. Another term for plants in the ecosystem . What word refers to anything that is living?. Another term for animals in the ecosystem .
Geologic History of Earth	Earth Sciences		a fossil that forms when the impression of an organism fills with sediments. pangaea breaks up, dinosaurs abundant. and ancient birds found. the most common fossils in rocks of the last 500 million years. measuring the amount of a radioactive isotope and decay. a series of dinosaur footprints in rock .
Geologic Time	Geology		Term that describes the earth when it was an ice covered frozen planet. . Age of fossils and rock layer when compared to age of fossils and layers above and below them. . Process scientists use to determine the actual age of rocks and other objects.. Earth's long history since it became a planet. . Event during which many species become extinct during a relatively short period of time. .
Geologic Time	Geology		an erosional surface in the rock record produced by erosion . layers . same atomic number different number of neutrons same element with a different mass number . the present is the key to the past. makeup an eon.
Geologic Time Scale	Geology		of a geologic period within the Paleozoic era; comprises lower, middle and Furongian epochs from about 542 to 490 million years ago. Of a geologic era within the Phanerozoic eon that comprises the Triassic, Jurassic and Cretaceous periods. The geologic period within the Mesozoic era that comprises lower and upper epochs. (geology) Of a geologic period within the Neoproterozoic era from about 850 to 600 million years ago.. Of a geologic period within the Neoproterozoic era from about 620 to 542 million years ago..
Geology	Geology		growing roots widen fractures . hot molten or semifluid rock erupted from a volcano or fissure, or solid rock resulting from cooling of this.. when a block of dedrock breaks free and fall or bounces down a diff . that remove soil, rock, or dissolved material from one location on the Earth's crust, then transport it away to another location.. any of a group of minerals that occur as minute sheetlike or fibrous crystals in clay. They are all hydrated aluminosilicates having layered crystal structures..
Geology	Geology		a break in earth's crust. where plates move together. where plates move apart. where plates slip past each other. formed in the process of cementation.
GEOLOGY	Science		THE THEORY THAT THE PLATES OF THE EARTH MOVE. EVERY KEY ON THE KEYBOARD IN ORDER. A MOUNTAIN WITH A HOLE AT THE TOP THAT SHOOTS LAVA. WHEN THE EARTH SHAKES DUE TO THE FAULTING OF THE PLATES. UNDERWATER MOUNTAIN RANGES.
Geometric Solids	Math		________ are the 2-dimensional surfaces that make up solids.. Three or more edges intersect at a point called a ________.. A ____________ is a solid that has two circle bases.. Two faces intersect in a segment called an ______.. A ___________ solid is a solid that is made by combining two or more solids..
Geometry	Math		The common endpoint is a. Formed by two noncollinear rays that have a common endpoint. A simple location is a . A ray that divides an angle into two congruent angles. Two angles that lie in the same plane, have a common vertex and a common side, but no common interior points.
Geometry	Math		a triangle with three acute angles . in a right triangle, the side opposite the right angle . polygon with six sides. lines that do not intersect and are not Coplanar . a polygon with ten sides .
Geometry	Math		common endpoint of two rays. location. two angles created by intersecting lines who share only a common endpoint. angle measures exactly 90. two or more objects on the same plane.
Geometry	Math		the new figure after a transformation. distance around the outside of a circle. flat surface that extends forever in all directions. flat side of a three--dimensional figure. an exact location in space with no size.
Geometry	Math		A line that intersects a circle in exactly one point.. All sides congruent.. The distance around a circle.. A repeating pattern of figures with no gaps or overlaps.. Type of arc that is bigger then half a circle..
Geometry	Math		a triangle with three equal sides and three equal angles. the flat surface of a three-dimensional shape. a solid shape with a circular base and a curved surface that tapers to a point. a polygon with four sides. a straight line joining two points of a circle.
Geometry	Math		A line that intersects two or more lines in different points.S. Points that do not lie on the same line.. A pair of nonadjacent angles formed by two intersecting lines.. Lines that intersect to form right angles.. Lines that lie in the same plane (coplanar) and that never intersect..
Geometry	Math		the side opposite the right angle in a right triangle . the union of 2 rays that have the same endpoint; measured in degrees or radians . non-coplanar lines that don't intersect . a zero-dimensional figure; while usually left undefined, has four main representions . nonstraight and nonzero angles that have a common side in the interior of the angle formed by the noncommon sides .
Geometry	Math		A triangle which has two of its sides equal in length. A polygon with 6 sides. It is made up of two rays. A flat, closed figure made up of line segments. Two lines that cross.
Geometry	Math		Two angles and an included side. Angles that are in the same corner of each intersection . Two sides and an included angle . a pair of angles on the outer side of each of those two lines but on opposite sides of the transversal.. Two lines intersected by a transversal .
Geometry	Math		simply a location on a plane.. a ray that divides an angle into two congruent angles. two angles that lie in the same plane, have a common vertex and a common side, but no common interior anglesr. any measurement depends on the smallest unit available on the ruler. a particular position, point , or place.
Geometry	Math		2 sides equal. has 6 sides. a shape with 3 or more sides. has 10 sides. has 20 sides.
Geometry	Math		has only 2 equal sides. a tool used to measure angles. a 7 sided figure. an angle larger than 90 degrees but smaller than 180 degrees. has 3 unequal sides.
Geometry	Math		the way a number goes - positive or negative. part of a circle containing its center and an arc . a zero-dimensional figure; while usually left undefined. the actual area of a region . a segment that helps to make up a face.
Geometry	Math		is Opposite over Adjacent . Circles with the same center are ______________ circles. The difference between the highest and the lowest numbers in a set of numbers. is Opposite over Hypotenuse. or average, of a set of numbers is found by dividing the sum of the numbers by the amount of numbers added.
Geometry - polygons	Math		angles outside a polygon are called _____. triangle with two sides equal. six sided shape. angles are measured in _______. a shape that has many sides.
Geometry Project	Math		2 rays that have the same initial point. __ finds the length of segment/distance between 2 points. A __ has no size or dimensions . 2 angles that share a common vertex, side, & no common interior point . rise over run.
Geometry Puzzle	Math		If you mow the front half of the lawn..... If two angles add up to 180˚, then they are complementary.. 4+8=8+4. x/3=9, x=27. C=C.
Geometry Vocab (R-Z)	Math		a proof with a column for statements and a column for reasons. a point where two sides of a polygon meet. lines that are not parallel and do not intersect in space. y = mx + b. a ruler with no markings on it.
Geometry Vocabulary	Math		When a figure is turned a specific number of degrees about the origin or a fixed point. Angles opposite of each other when two lines cross. A line that crosses at least two other lines. Angles on opposite sides of the transversal but outside the two parallel lines. Movements of figures that do not change the shape of the figure just the position.
Geometry Vocabulary	Math	Each answer is a term used frequently in the study of Geometry. Clues are in the form of definitions, theorems or examples.	the side opposite the 90º angle in a right triangle. triangle in which two sides are the same length. the point at which two lines, rays or segments intersect. when two lines are cut by a transversal, angle pairs that are on opposite sides of the transversal. a line which intersects a system of two or more lines.
Geometry Vocabulary	Math		The corner of sn sngle or shape.. Points marking the end of a line.. A set of points that has rays that come together at the middle.. Lines that intersect and are not parallel.. A spot or location on a coordinate grid..
Geometry Vocabulary (F-Q)	Math		a six sided polygon. a triangle with one obtuse angle. an exact location in space. the two congruent sides of an isosceles triangle. a simple closed two-dimensional shape made of line segments.
George Gordon Byron	Literature and Writing		It was the companion of his loleliness. This word means a young noble awaiting knighthood. His masterpiece. His first poem. A metaphor used to describe the wave.
George Gordon Byron	Literature and Writing		It was the companion of his loleliness . This word means a young noble awaiting knighthood. His masterpiece . His first poem. A metaphor used to describe the wave.
George Washington: An American Life	History	Complete the crossword puzzle.	a bank under the supervision of the federal government . formally approve or make valid. a military force made up of men from the thirteen colonies who fought against the British in the American Revolution. assumed office by taking a solemn oath. loyalty that a person feels for his or her country.
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