One car has twice the mass of a second car, but only half as much kinetic energy. When both cars increase their speed by 5.5 m/sm/s , they then have the same kinetic energy. Part A What were the original speeds of the two cars?

Aflower has 26 chromosomes. to create a new flower, how many chromosomes would a sperm cell have? what is this process called? part 2: within a flower cell that has 26 chromosomes, how many chromosomes would a cell that is created within the stem of a flower as it grows, have? what is this process called?