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36 Cards in this Set

  • Front
  • Back
1. The wearing away of Earth’s surface is _________.
A. energy
B. an element
C. erosion
D. an experiment
2. The Earth’s axis is ___________.
A. a fishing line through Earth
B. a wire through Earth
C. an imaginary line through Earth
D. all of the above
3. Density is ____________.
A. a concentration of matter of an object
B. the number of people with same species in a given area
C. the mass per unit volume of a substance in a given area
D. all of the above
4. The state of matter that has particles that are spread out is __________.
A. liquid
B. gas
C. solid
D. plasma
5. A slanted surface is __________.
A. a force
B. a fulcrum
C. an inclined plane
D. gravity
6. An herbivore is ___________.
A. an animal that feeds
B. an animal that feeds on meat
C. an animal that feeds on plants
D. all of the above
7. A ___________ is an animal eater.
A. carnivore
B. herbivore
C. consumer
D. decomposer
8. Decomposition is ___________.
A. the layering of a vacuum
B. the layering of matter
C. the layering of a liquid
D. all of the above
9. A chemical change is also known as __________.
A. a physical change
B. erosion
C. distillation
D. a chemical reaction
10. _____________ is the pivot point of a lever.
A. Inertia
B. Fulcrum
C. Pulley
D. Force
11. What is the smallest unit of a chemical element?
A. Pluto
B. an atom
C. a mula
D. trentum
12. What is a large group of stars?
A. inertia
B. a collection
C. a galaxy
D. a fulcrum
13. What is a planet?
A. a body of water
B. a large body in space
C. a bright star
D. a live organism
14. What is the sum of all matter?
A. the sun
B. a galaxy
C. the universe
D. tissue
15. What is an adaptation?
A. a characteristic
B. a leaf
C. a bee
D. a song
16. What is the process when a liquid changes to a gas?
A. fumigation
B. liquidation
C. evaporation
D. condensation
17. A change in the direction of a wave that occurs as it passes from one object to another of different density is __________.
A. echo
B. refraction
C. reflection
D. A & C
18. The sun is __________.
A. a floating rock in space
B. a floating ball in space
C. the closest star to Earth
D. all of the above
19. The amount of space an object takes up is its ___________.
A. density
B. mass
C. volume
D. matter
20. An organism that feeds on another organism is ___________
A. a producer
B. a consumer
C. a decomposer
D. a provider
21. When a gas turns to liquid, the process is called ___________.
A. fumigation
B. evaporation
C. condensation
D. liquidation
22. A substance that cannot be reduced to a simpler form is ____________.
A. a substance
B. matter
C. an element
D. all of the above
23. A force of attraction between two masses is ___________.
A. weight
B. energy
C. magnetism
D. gravitation
24. A whole part of a plant or animal that has been preserved in sedimentary rock is __________.
A. an artifact
B. a fossil
C. an implant
D. an inscription
25. A natural satellite that revolves around a planet is __________.
A. a rock
B. a moon
C. a star
D. all of the above
26. Electromagnetic radiation that lies within the visible range is __________.
A. ultraviolet radiation
B. infrared
C. light
D. radiation
27. Shaking of the ground caused by a sudden release of energy in the Earth’s crust is ___________,
A. an earthquake
B. friction
C. inertia
D. erosion
28. An integrated unit of a biological community is ____________.
A. mass
B. a galaxy
C. an ecosystem
D. tissue
29. A mixture of two or more substances uniformly dispersed throughout a single phase is ____________.
A. volume
B. a solution
C. recycling
D. erosion
30. Topography is ___________.
A. the surface of a land area
B. the shape of a land area
C. the composition of a land area
D. all of the above
31. A type of simple machine is __________.
A. a compound
B. a water cycle
C. a wheel and axle
D. an ecosystem
32. A structure containing different tissues that are organized to carry out a specific function of the body is __________.
A. a protest
B. a predator
C. an organ
D. a fossil
33. Any material that can be used to satisfy a need is __________.
A. a producer
B. a resource
C. an organism
D. a feeder
34. A resource that can only be replenished over millions of years is ___________.
A. a non-renewable resource
B. magnetic
C. refraction
D. an element
35. An object too small to be seen by the naked eye is _____________.
A. liquid
B. microscopic
C. tiny
D. solid
36. Energy is ____________.
A. a mass
B. nothingness
C. liquid
D. a source of usable power