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Electric kettles
This task is about fair testing.
Question
1
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Two electric jugs of water were boiled. They took different times to boil.
Carefully explain
four
factors which could have affected the time taken for the water to boil.
Two electric jugs of water were boiled. They took different times to boil.
Carefully explain
four
factors which could have affected the time taken for the water to boil.
1.
2.
3.
4.