Starting from 15 m/s, a certain vehicle can accelerate to 60 m/s at a rate of 6 m/s2. What time is required to make this acceleration?

Which simple machine is not part of this compound machine? a. lever b. pulley c. inclined plane d. wheel and axle

What is relative velocity? in which condition is relative velocity known by adding the velocity of the first body and that of the second body

Assume similar data for the motion of the blood in your aorta. estimate how many beats of the heart it will take the blood to get from your heart to your brain. (assume that the distance from your heart to your brain is 30 cm)