Answer:
C
Explanation:
Because between the earth and sun is empty space (vacuum) transfer of heat from the sun to earth can only occur through radiation- because convection and conduction require a medium. The is the same process that warms your hands when you place them beside a fire. When you put your hands above the fire, they are warmed through convection.
Answer:
is a state of matter from a lower concentration to a higher concentration
The main function of a plant cell wall is to protect the cell.
D. The data for the average heights of the plants in trials 1 and 3 contains errors
Explanation: Please double check my answer.
