Common-Core/ Grade 4
Science MCQ Based On Understand energy transformation
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Common-Core Grade 4 - 4 Understand energy transformation
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rubbing hands has constant movement
most televisions run on electricity
microphone are used in concerts, radio stations etc
Electrical energy is moving energy. It is the flow of tiny particles called electrons and protons. Electrical energy can be seen in nature in a bolt of lightning
sun rays are very strong in summer
Lightning is a giant spark of electricity in the atmosphere between clouds, the air, or the ground.
over-running a machine heats up an engine
plants make food from sunlight
devices are designed to perform energy conversions
some materials heat up easily and some do not
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