1. Describe the motion of the race car that has 6000N to the right, 2000 N from gravity, 2000 N from the normal force, and 8000N to the left. What direction is the car moving?

2. What is the friction force needed to stop the car in problem #1.

Which terms describe the purpose of antennas on devices that use radio waves? transmit and receivemodify and amplifyamplify and receivemodify and transmit

Where is the potential energy throughout the loading, cocking, and releasing of the trebuchet?

Under the action of a constant force an object accelerates at 7.8 m/s2. what will the acceleration be if (a) the force is halved? (b) the object's mass is halved? (c) the force and the object's mass are both halved? (d) the force is halved and the object's mass is doubled?