What force is needed to accelerate a 0.5kg football at a rate of 40m/s

5. A 7.6 kg object is at rest on an inclined plane. If the inclined plane makes an angle with the horizontal of 33', what is the coefficient of static friction between the object and the plane?

What are the two kinds of fields that make up an electromagnetic wave?

Which of the following is a major reason for increased female participation in collegiate athletics?1. Title IX legislation2. more college teams available3. high school teams more available now than in the past4. more female coaches

If A = 4 units north, B = 4 units east, and C = 6 units northeast (45o east of north), click on the figure to find A + B + C.

The power of a 1.5-volt alkaline cell varies with the number of hours of operation. A brand new D-cell can deliver as much as 13 A through a copper wire connected between terminals. Determine the power of a brand new D-cell.

A refrigerator is a system. The energy input into the refrigerator system (in the form of electricity) is the same as the amount of energy output from the system. Which of the following best describes the energy output of the system?

A 1,120 kg car is travelling with a speed of 40 m/s. Find its energy.

3. Calculate the amount of current through a 45-watt light bulb that is connected to a 120-volt circuit in your home.

Are oranges called oranges because oranges are orange, or is orange called orange because oranges are orange?

An object at rest has no net force acting on it. a. True b. False