Energy forms, waves, and heat transfer for grades 3-5.
40 cards · basic cards · AI-written, checked twice. Edit anything.
- What is energy?
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The ability to do work or cause change- Name three forms of energy
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Heat, light, and sound (or mechanical, thermal, electrical, chemical)- What is thermal energy?
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Heat energy from moving molecules- How does heat travel through a metal spoon?
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By conduction- What is conduction?
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Heat transfer through direct contact between objects- How does heat move through a pot of boiling water?
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By convection, as hot water rises and cool water sinks- What is radiation?
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Heat energy that travels through empty space as waves- How does the sun's heat reach Earth?
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By radiation- What is temperature?
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A measure of how hot or cold something is- Does heat always flow from hot objects to cold objects?
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Yes- What is light?
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Energy that travels in straight lines and allows us to see- Name three sources of light
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Sun, lightbulb, fire, candle, or lamp- What is a shadow?
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A dark area created when an object blocks light- Does light travel in straight lines?
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Yes- What is reflection?
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When light bounces off a surface
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