Test yourself
1 What units are used for measuring energy?(
2 Give three examples of things which have chemical energy
stored in them. fuel y battery
Food
b) List two types of potential energy Gravatational vel
4 Why do things fall to the ground when you drop them?orou
5 What gave Sir Isaac Newton the idea about gravity and when?
6 What is g?grou
vity
Elastic potential energy
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Answer:
this is the answer of your first questionjoule,
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