Which of the following describes an action-reaction pair?
o
O
O
A. Friction slows you down, and the normal force holds you up.
B. You push a car forward, and the car pulls you forward.
O
C. Your hat pushes down on your head, and your feet push down
the ground
O
D. Earth's gravity pulls down on you, and your gravity pulls up on
Earth

Gordon is going for a run through the park, but it is cold outside. the low outside temperature could affect his personal safety.

What is a costume plot? why is it important to a film or theater production?

Two cannon balls weighing 18 kg and 24 kg are chained together and fired horizontally with a velocity of 165 m/s from the top of a 21-m wall. the chain breaks during the flight of the cannonballs and the 18-kg cannonball strikes the ground at t = 1.5 s, at a distance of 240 m from the foot of the wall, and 7 m to the right of the line of fire. determine the position of the other cannonball at that instant. neglect the resistance of the air.