Question

There is a dramatic change in desert temperatures from day to night because
Responses
A of the lack of water.of the lack of water.
B of the lack of vegetation.of the lack of vegetation.
C sand is such a poor insulator.sand is such a poor insulator.
D of the lack of nitrogen in the soil.of the lack of nitrogen in the soil.

Answer 1

A — of the lack of water.

Water (and moisture in soil/air) has a high heat capacity and moderates temperature swings; without it (and with low humidity/vegetation) the ground heats quickly by day and radiates heat away quickly at night.