Answer:
Using a control group means that any change in the dependent variable can be attributed to the independent variable.
Explanation:
By siltation, as part of the bed load
The lithosphere is less dense
Tropical storms, humidity, and frequent rainfall.
<span>Radon may cause lung cancer when inhaled.
a: is formed by the breakdown of the ozone layer
b: may cause lung cancer when inhaled
c: binds with hemoglobin, preventing binding with oxygen
d: contributes to the breakdown of the ozone layer
e: in the atmosphere limits the availability of sunlight for plants</span>