Two toy cars (16kg and 2kg) are released simultaneously on aninclined plane that makes an angle of 30` with the horizontal. which statement best describes their acceleration after beingreleased? and why?
a) the 16-kg car accelerates 8 times faster than the 2-kgcar.
b) the 2-kg car accelerates 8 times faster than the 16-kgcar.
c) both cars accelerate at a rate of (0.87)g.
d) both cars accelerate at a rate of (0.50)g.

One soccer player (a) is moving at 4 km/h when she kicks the ball while another soccer player (b) is moving at 8 km/h. what statement accurately compares their kinetic energy if they have the same mass? a) both soccer players have the same kinetic energy. b) player b has twice the kinetic energy of player a. c) player b has four times the kinetic energy of player a. d) their kinetic energy can't be compared without knowing their mass.