KS3 Y7 Energy and Joules

Gap-fill exercise.

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Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button if available to get a clue. Note that you will lose points if you ask for hints or clues!
   active      chemical      energy      fat      food      grow      growing      J      Joules      kJ      less      litt      lose      move      much      one thousand      repair      thin      warm      young   
7Id Energy and Joules

All living things need to grow and themselves. As humans we definitely need to , ourselves, to from one place to another and also to keep .

Our bodies get this from the we eat. This energy is stored as energy.

However we must not eat too le or too food to get energy. If we eat too le food then we weight become and can get sick. If we eat too our bodies change this extra into . This makes us healthy.

Energy is measured in . Most food will contain a lot of energy so we use the unit kilojoules often. One kilojoule represents joules.

In short 1 is the same as 1000 .

A more person and a person who is still will need more .

 

 

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