Index
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Energy in Reactions
Crossword
Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
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Check
Across:
1.
This reaction takes in heat
4.
007 between two atoms
5.
Thousands of energy units
6.
This stops reactions happening immediately
8.
Chemicals before reaction
9.
Little animal, big number
10.
Bonds are made again
12.
You have to do this before a reaction happens.
13.
Stop and work out how much product there is.
Down:
1.
Balanced
2.
Do work with this
3.
An exhausting way to tunnel through the energy hill
7.
This reaction gives out heat
11.
At the end of the reaction we get these
OK
Index
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