1) How many forms of energy are there? a) six b) five c) three d) two e) one f) four 2) What types of mechanical energy are there? a) Kinetic b) ball c) car d) book e) potential f) bike 3) How do the six forms of energy differ? a) thermal energy b) lemon c) light energy d) lamp e) nuclear energy f) coin 4) How do we measure the energy in food? a) calories b) doing sport c) petroleum d) wind energy e) coal f) biofuels 5) How are sources of energy classified? a) solar energy b) uranium c) coal d) natural gas e) hydroelectric energy f) petroleum 6) what are the three rs? a) pollution b) reduce c) acid rain d) reuse e) the sun f) recycle

Natural sciences 5ºB

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