An inflated ball on the surface of Mars bounces off at an angle of 45.0° with a velocity of 15.34 meters/second. What is the resultant velocity with which the ball hits the surface of Mars at the end of its parabolic path? (gmars = 3.75 meters/second2)
A.
10.9 meters/second
B.
15.3 meters/second
C.
98.0 meters/second
D.
53.0 meters/second

Which lists the organs in the correct order as food passes from the mouth to anus?

Balloon a has charge q, and identical mass balloon b has charge 10q. you hang them from threads near each other. choose all of the statements with which you agree. check all that apply. a. a and b exert the same magnitude forces on each other. b. the force that a exerts on b is 10 times the force that b exerts on a. c. the angle between the thread supporting a and the vertical is < the angle between the thread supporting b and the vertical. d. the force that a exerts on b is 1/10 the force that b exerts on a.

3. a lunar exploration vehicle was created by a research team. it weighs 3,000 kg on the earth. it needs an acceleration of 10 m/s2 on the moon. in order to have the same acceleration, what will be the net force acting on the vehicle on the earth?