Which words or phrases describe extrusive igneous rocks during or after formation? check all that apply

coarse

fine texture

small crystals

exposed to air or water

found in magma chambers

Fine texture  and Small crystals are the words that describes extrusive igneous rocks during or after formation.

Option B & C

Explanation:

These extrusive igneous rocks are formed by the magma from the volcano. When the magma reaches the surface of the earth it cools down to form small crystal like structures. These volcanic rocks have very limited time to form solid rocks hence form small crystals.

They are fine grained or glass like and small crystals are formed which cannot be seen through naked eye. It is also a type of Igneous rock. When this quickly cools down shows off like glass.

a c d

Explanation:

a neutral ph of 7 and normal organism temperature is needed for a certain enzyme to be effective.  

what would happen to the enzyme if the ph and/or temperature fluctuate greatly from the norm?  

a.the enzyme’s hydrogen bonds will break.  

b.the activation energy will increase.  

c.more product will be formed.

d.the ideal temperature and ph for the enzyme function will decrease.  

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