Why are experiments often performed in laboratories? O A. They are better at representing the real world. O B. There are fewer v

Question

Why are experiments often performed in laboratories?
O A. They are better at representing the real world.
O B. There are fewer variables to control.
C. Scientists only want to know what happens in labs.
O D. It is harder to control variables in a laboratory.

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Thu Cúc 4 years 2021-09-04T11:57:01+00:00 1 Answers 80 views 0

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  1. huyenthanh
    0
    2021-09-04T11:58:59+00:00
    Reply

    Answer:

    B

    Explanation:

    Laboratories are usually controlled: however, in public places, there are way too many factors that could change an experiment

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