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.
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Answer:
The answer is <u>True.</u>
Explanation:
- <u>The body waves travel in the interior of the Earth and the surface waves travel at the surface of the Earth.</u>
- <u>8::::::::D~ D:</u>
False, a lipid bilayer is a MOSTLY apolar cell structure,which means polar molecules can't easily go through it
A Nutrients move through the ecosystem in biogeochemical cycles. A
In plants carbon dioxide is reduced into simple carbohydrates (e.g. glucose) with energy absorbed from the sun within the chloroplast.
This is also known as photosynthesis.
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