Answer:
Sir Issac Newton
Explanation:
These are the effects of gravity.
Our solar system consists of the sun and the 9 planets and their moons.
The galaxy is outside our solar system.
According to the Jefferson lab, "The scientific definition of work is: using a force to move an object a distance (when both the force and the motion of the object are in the same direction.)"
im in flvs too if thats what this is but anyway im doing it right now and i believe it is sunlight was not kept constant
Answer:
A. nuclear fusion reactions
C. it's still hot from the big bang
Explanation:
The inside of the earth is hot due to some reasons. This heat provides the internal energy the drives processes within the earth interior. Here are some of the ways in which the heat has accumulated:
- Nuclear reactions within the earth interior by fusion and other radioactive processes releases a large amount of heat.
- Some heat accreted during the early formation of the earth and has not been lost till this day.
- Heating due to friction
These are some of the sources of the earth's internal heat.
