Which of these is an example of an internal factor which affects the Earth's climate? (1 point) Select one:

a. decrease in the Sun's energy

b. changes in the shape of Earth's orbit

c. increase in atmospheric carbon dioxide due to volcanic eruptions

d. changes in the gravitation pull between the Earth and Sun

what is the general relationship between a galaxy's distance from earth and its speed?

the answer is:

the farther away a galaxy is from us, the faster it is moving away from us.

smooth muscle is composed of involuntary muscles found within the walls of organs and structures such as the esophagus, stomach, intestines, and blood vessels. those muscles push materials like food or blood through organs. unlike skeletal muscle, smooth muscle can never be under your control.