Answer:
Plants can cause mechanical and chemical weathering
Explanation:
Plants can cause mechanical and chemical weathering. When plants cause mechanical weathering, their roots grow into rocks and crack them.It can also happen in streets or sidewalks. When plants cause chemical weathering, there roots release acid or other chemicals, onto rocks, which then forms cracks, and breaks apart.
Answer:
4
Explanation:
Because the mean time taken to turn from blue/black to orange/brown (in minutes) was the shortest, showing that the rate of reaction was the highest.
Answer:
C
Explanation:
it is chemical, not physical
Answer:
If there are no animal cells, then life on earth would not exist. Also plants would dominate.
Explanation:
The answer Would Be B
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