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drek231 [11]
2 years ago
12

How do we measure air quality?

Biology
1 answer:
SashulF [63]2 years ago
4 0
My best guess would be: The amount of acid in rain, the amount of ground level ozone, and the amount of particulate matter. I'm not 100% on this one, sorry! <3
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diffusion is the movement of molecules or stuff through the cell membrane

osmosis is the movement of water

water move from high contration to lower concentration

the there is salt outside of the cells the water will move out of the cell membrane and if there is salt inside the cells the water will move into the cell

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What is aphids? explain in easy words ​
Jet001 [13]

They are little soft bodied insect. They suck the plant's nutritious liquid and if they are in large number, they can kill the plants.

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The angle of reflection is the angle between the normal line and the
KatRina [158]

Answer:

Reflected ray

Explanation:

The angle between a reflected ray and the normal drawn at the point of incidence to a reflecting surface is the angle of reflection.

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