Why does the troposphere vary in thickness? A)Warmer alr dissipates into the stratosphere. Cooler alr is trapped in the troposphere.
B)Air turbulence in the troposphere varies the altitude.
C)Water vapor weighs dow troposphere and less water vapor cause it to rise higher.
D)Cooler air contracts lowering the height, warmer air expands raising the altitude

lizards have adapted to life in the desert. some desert lizards have toes with spiny scales to them run across the sand without sinking. some use the sand to hide from predators, or to search for small animals that they prey upon.

1) a

2)c

3)a

4)c

5)b

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