Energy is to our lives. We use energy to do work. Energy lights up our cities. Energy moves our cars,trains and enables us to watch televisions.
Why Energy is Needed by Living and Non-living Thing?
Living things carry out life processes. Energy is needed to carry out these processes.
- Living thing need energy to breathe.
- Food produces energy for living things to grow.
- Living things need energy to move and do all kinds of work.
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| running |
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| carrying |
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| walking |
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Energy is also needed by non-living things. The energy is used to make them usable.
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| moving |
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| bouncing |
- The energy is used to change their states.
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| boiling |
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| melting |
Internet link:
http://www.youtube.com/watch?v=o_5oYuDY2qM
Thinking Hat
Living thing need energy to reproduce. Why?
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