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Which of the following investigations is an experiment? 1 Constructing a model to study the water cycle 2 Measuring the height of a table using a measuring tape 3 Measuring the effect of different activities
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14 votes
14 votes
Which of the following investigations is an experiment?

1 Constructing a model to study the water cycle

2 Measuring the height of a table using a measuring tape

3 Measuring the effect of different activities on heart rate

4 Observing two birds to find out which of the two flies higher

User Bhavana
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1 Answer

16 votes
16 votes

Answer:

The answer is number 1

User Kothvandir
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