14. Which of the following is an example of changing acceleration?

a. A car stopped at a red light.

b. A boat sailing west at 5 knots.

c. A train traveling 65 miles per hour south.

d. A man jogging 3 meters/second along a winding path.

Two inductors are placed in a circuit in series with each other. Inductor 1 has an inductance of 3.5e-3 H and inductor 2 has an inductance of 4.7e-6 H.

You are sitting in a cart at the top of a hill on a roller coaster. You have 10,500 J of GPE. If your current mass is 55kg, how tall is the hill you are sitting on?

The energy of an onject as it is in motion is defined as?

What are two types of landforms created by wind erosion deposits

Why does sound waves travel faster in solids and liquids than in gas

Applies an input force of 50 n to a crowbar. The crowbar applies a force of 750 n to the lid of a crate. What is the mechanical advantage of the crowbar?

A spring has a spring constant of 256 n/m. how far must it be stretched to give it an elastic potential energy of 48 j?

How does the frequency of an electromagnetic wave compare with the frequency of the vibrating electrons that produce it?

A 10 kg box is pushed with a force of 20N. What is the box's acceleration? 200 m/s 2 m/s2 2 m/s 200 m/s2

Which statement is true about planets with longer orbits in the solar system? A. They have longer periods of revolution. B. They are smaller in size. C. They have less distance to travel for one revolution. D. They have longer seasons