Answer:
h - height
Explanation:
gravitational potential energy = m * g * h
m stands for mass. Mass doesn't change in physics
g stands for gravitational acceleration. It is a constant.
h stands for height. When the skater moves up and down the track the height from the ground changes. Therefore this variable does change.
Answer:
B
Explanation:
B uses correct punctuation of quotes.
Answer:
Compositional Layers
Layer Depth
Crust 0-100km silicates
Mantle 100-2900km iron and magnesium silicates
Core 2900-6370km metals
Hope this helps!!!
Answer:
the right answer is
tRNA bonds with mRNA, bringing in amino acids.
Explanation:
