1) We use __________ energy to see everything around us. a) heat b) light c) sound 2) The main source of energy on Earth is the wind. a) True b) False 3) Many devices in the home need ____________ to be turned on. a) electricity b) heat c) light 4) Without ___________ energy, we can not cook our food. a) light b) sound c) heat 5) Wind and moving water are sources of electricity. a) True b) False 6) The microwave uses electrical energy. a) True b) False 7) The food we eat everyday gives us energy to do our activities. a) True b) False 8) If there is no Sun, there will be no fruits and vegetables to eat. a) True b) False 9) My toy needs batteries, so it uses electrical energy. a) True b) False 10) Heat, sound and light are _____________ of energy. a) sources b) kinds

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