What is Centripetal force? A. A force that acts on a body moving in a circular path
B. A gravitational force
C. A petal that turns

What does the process of natural selection involve

Aroller coaster car is traveling down a track at 22 m/s. the car has a mass of 2000 kg. what is the kinetic energy of the car? a) 22,000 j b) 968,000 j c) 484,000 j d) 44,000 j

Identify and describe the three ways that mutations affect organisms.