If a car accelerates at a uniform 4.0 m/s, how long will it take to reach a speed of 36.0 m/s, starting from rest?

Ascientist plants two rows of corn for experimentation.she put fertilizer on row 1 but does not put fertilizer on row 2 both rows receive the same amount of water and light intensity she checks the growth of the corn over 5 months what is the constant in this experiment