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CM 2 Science
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What unit is used to measure force and weight?
Newton (N)
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What force pulls objects towards the Earth?
Gravity
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What is a person trained to travel and work in space called?
Astronaut
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What tool is used to measure weight using a spring?
Force meter
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What is the feeling of having little or no weight due to free-fall?
Weightlessness
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What is the speed and direction an object moves?
Motion
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What force slows objects down when surfaces rub together?
Friction
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What is a living thing that makes its own food using energy from the Sun?
Producer
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What force is caused by muscles or contact?
Applied force
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What is the amount of matter in an object?
Mass
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What is the movement of energy from one living thing to another?
Energy transfer
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What is the force that pulls objects towards Earth (or another planet)?
Weight
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What is a living thing that eats plants only?
Herbivore
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What diagram shows many connected food chains?
Food web
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What is a living thing that eats both plants and animals?
Omnivore
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What is the process of rebuilding strength after time in space?
Rehabilitation
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What is a living thing that eats other animals?
Carnivore
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What diagram shows one simple path of who eats whom?
Food chain
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What is a push or a pull?
Force
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