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4th Grade Science 2009
供稿人: LaFave
  • 1. balance
A) a tool that is used to learn and solve problems in everyday life
B) the amount of space that matter takes up
C) anything that has mass and takes up space
D) an instrument used to measure an objects mass
  • 2. circuit
A) the closed pathway through which an electric current flows
B) a temporary magnet made when an electric current flows through a wire
C) a material through which electric current or heat passes through easily
D) a process by which plants change light energy from the sun and use it to make sugar
  • 3. conductor
A) form of energy which can produce light, heat, motion, and magnetism
B) the temperature scale on which the freezing point of water is 0 degrees and the boiling point is 100 degrees
C) the closed pathway through which an electric current flows
D) a material through which electric current or heat passes through easily
  • 4. ecosystem
A) all the food chains in a community
B) a process by which plants change light energy from the sun and use it to make sugar
C) all the living and nonliving things in an environment and how they interact
D) any mark or remains of a plant or animal that lived a long time ago
  • 5. electricity
A) the closed pathway through which an electric current flows
B) form of energy which can produce light, heat, motion, and magnetism
C) it causes temperature changes in any form of matter
D) a material through which electric current or heat passes through easily
  • 6. energy
A) it causes temperature changes in any form of matter
B) the ability to do work or make things move
C) a temporary magnet made when an electric current flows through a wire
D) anything that has mass and takes up space
  • 7. food chain
A) the ability to do work or make things move
B) all the food chains in a community
C) all the living and nonliving things in an environment and how they interact
D) the flow of energy through a community
  • 8. food web
A) the ability to do work or make things move
B) all the food chains in a community
C) all the living and nonliving things in an environment and how they interact
D) the flow of energy through a community
  • 9. fossils
A) any mark or remains of a plant or animal that lived a long time ago
B) anything that has mass and takes up space
C) a process by which plants change light energy from the sun and use it to make sugar
D) all the living and nonliving things in an environment and how they interact
  • 10. gas
A) the temperature scale on which the freezing point of water is 0 degrees and the boiling point is 100 degrees
B) it has no shape of its own and spreads out to fill what it is in. It has no definate volume
C) has a shape of its own and a definate volume
D) it has no shape of its own, it takes the shape of its container. It has a definate volume
  • 11. heat (energy)
A) it causes temperature changes in any form of matter
B) the temperature scale on which the freezing point of water is 0 degrees and the boiling point is 100 degrees
C) form of energy which can produce light, heat, motion, and magnetism
D) a process by which plants change light energy from the sun and use it to make sugar
  • 12. liquid
A) it has no shape of its own and spreads out to fill what it is in. It has no definate volume
B) has a shape of its own and a definate volume
C) it has no shape of its own, it takes the shape of its container. It has a definate volume
D) anything that has mass and takes up space
  • 13. magnet
A) a temporary magnet made when an electric current flows through a wire
B) something that attracts or pulls towards it iron, colbalt, steal, and certain other metals
C) the closed pathway through which an electric current flows
D) a tool that is used to learn and solve problems in everyday life
  • 14. mass
A) the basic unit for measuring mass
B) the temperature scale on which the freezing point of water is 0 degrees and the boiling point is 100 degrees
C) the amount of material an object has in it
D) an instrument used to measure an objects mass
  • 15. matter
A) a measure of how heavy an object is
B) the basic unit for measuring mass
C) anything that has mass and takes up space
D) it causes temperature changes in any form of matter
  • 16. moon
A) the planet on which we live
B) a star made of hot gases that gives off heat and light
C) the changing apperance of the moon as it revolves around the earth
D) a natural satellite that revolves around the earth
  • 17. moon phases
A) one full spin of an object on its axis
B) a natural satellite that revolves around the earth
C) the path of an object around another object
D) the changing apperance of the moon as it revolves around the earth
  • 18. orbit
A) the path of an object around another object
B) the changing apperance of the moon as it revolves around the earth
C) the movement of an object around another object
D) one full spin of an object on its axis
  • 19. revolution
A) the movement of an object around another object
B) one full spin of an object on its axis
C) the path of an object around another object
D) a natural satellite that revolves around the earth
  • 20. rotation
A) the path of an object around another object
B) the movement of an object around another object
C) the changing apperance of the moon as it revolves around the earth
D) one full spin of an object on its axis
  • 21. solid
A) has a shape of its own and a definate volume
B) it has no shape of its own, it takes the shape of its container. It has a definate volume
C) a star made of hot gases that gives off heat and light
D) it has no shape of its own and spreads out to fill what it is in. It has no definate volume
  • 22. sun
A) a natural satellite that revolves around the earth
B) a star made of hot gases that gives off heat and light
C) the changing apperance of the moon as it revolves around the earth
D) it has no shape of its own and spreads out to fill what it is in. It has no definate volume
  • 23. technology
A) a process by which plants change light energy from the sun and use it to make sugar
B) something that attracts or pulls towards it iron, colbalt, steal, and certain other metals
C) a tool that is used to learn and solve problems in everyday life
D) a temporary magnet made when an electric current flows through a wire
  • 24. earth
A) the changing apperance of the moon as it revolves around the earth
B) a natural satellite that revolves around the earth
C) the planet on which we live
D) any mark or remains of a plant or animal that lived a long time ago
  • 25. volume
A) a measure of how heavy an object is
B) the amount of space that matter takes up
C) has a shape of its own and a definate volume
D) the amount of material an object has in it
  • 26. weight
A) the amount of material an object has in it
B) a measure of how heavy an object is
C) an instrument used to measure an objects mass
D) the amount of space that matter takes up
  • 27. grams
A) an instrument used to measure an objects mass
B) the amount of space that matter takes up
C) the amount of material an object has in it
D) the basic unit for measuring mass
  • 28. celcius
A) a measure of how heavy an object is
B) the basic unit for measuring mass
C) a tool that is used to learn and solve problems in everyday life
D) the temperature scale on which the freezing point of water is 0 degrees and the boiling point is 100 degrees
  • 29. electromagnet
A) a temporary magnet made when an electric current flows through a wire
B) something that attracts or pulls towards it iron, colbalt, steal, and certain other metals
C) form of energy which can produce light, heat, motion, and magnetism
D) the closed pathway through which an electric current flows
  • 30. photosynthesis
A) all the living and nonliving things in an environment and how they interact
B) a process by which plants change light energy from the sun and use it to make sugar
C) the ability to do work or make things move
D) a tool that is used to learn and solve problems in everyday life
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