Which term can be defined as the rate of how far an object traveled over a period of time

How does friction with the atmosphere affect the speed of an artificial satellite

If a grape were placed in a hypertonic solution what would happen and why?

In pea plants, yellow seed color (y) is dominant and green seed color (y) is recessive. based on the punnett squares, what are the chances that the offspring in the second generation will have green seeds?