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densk [106]
3 years ago
11

Why do experiments usually require a control?

Biology
1 answer:
zalisa [80]3 years ago
4 0
Hey There!

Here is your answer:

Your answer is that a experiments should be controlled because the experiment could go out of control which could harm or hurt someone.


Also the definition of a controlled experiment is a part of the experiment that's not touched.

Ex: Water is your controlled experiment that's because our not doing anything to the water.

If you need anymore help just ask me!

Hope this helps!
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