The Joule (J) is a unit of : kinetic energy

electric energy

potential energy

work all of the above

At an instant when a soccer ball is in contact with the foot of the player kicking it, the horizontal or x component of the ball's acceleration is 950 m/s2 and the vertical or y component of its acceleration is 750 m/s2. The ball's mass is 0.35 kg.

The chart shows data for four moving objects. Object Final Velocity (m/s) 29 Change in Time (s) Initial Velocity (m/s) 11 10 12 20 W X Y IZ Which object has the greatest acceleration? 34 Ow OZ

Find the current through a loop needed to create a maximum torque of 9.00 mN. The loop has 50 square turns that are 15.0 cm on a side and is in a uniform 0.800-T magnetic field.

Which of the following statements is NOT true of all different types of matter? a.) They are made up of atoms and molecules. b.) The particles that make them up are always in motion. c.) They are made up of extremely small particles. d.

An inductor is connected in series to a fully charged capacitor. which of the following statements are true?

Why did the chicken cross the road.

A 98.1 kg horizontal circular platform rotates freely with no friction about its center at an initial angular velocity of 1.69 rad/s. A monkey drops a 9.29 kg bunch of bananas vertically onto the platform.

7. A type of non-renewable energy would be: O wind O petroleum O water solar

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.