An object is at rest on a level surface. The forces acting on it are illustrated.Which of the following correctly describes the resultant change to the object?

A marble is allowed to roll up and down the sides of a bowl. At which two points will the marble have the greatest potential energy?

The diagram below shows a boat moving north in a river at 3 m/s while the current in the river moves south at 1 m/s. How will the boat be affected if it enters a part of the river where the current is moving south at 2 m/s?

The diagram provided shows the initial velocity of Earth and the gravitational pull of the Sun on Earth. Which arrow represents the resultant direction of motion of Earth?

The graph below shows the motion of an object. Which statement best describes the motion of the object between points X and Y?

During a demonstration of Newton’s laws of motion, a student used the setup shown in Figure 1. The student flicked the index card with a fingertip, and the coin fell straight down into a plastic cup as shown in Figure 2. Which of these best explains why the coin fell straight down into the cup instead of remaining on the index card?

A student jumps off a sled toward the west after it stops at the bottom of an icy hill. Based on the law of action–reaction, in what direction will the sled most likely move as the student jumps off?