Which term refers to the upper part of a glacier that receives the most snowfall?
a. accumulation zone
b. ablation zone
c. terminus
d. arete

What component of earth’s atmosphere exists entirely as a result of photosynthesis?

Heterogeneous mixture with larger particles that never settle is

Abumper car with a mass of 250 kg is traveling at a speed of 4 m/s. this bumper car collides and sticks to a second bumper car with a mass of 250 kg, which is initially at rest. what is the final speed of these two bumper cars after the collision, assuming they remain stuck together?