How do you work out instantaneous speed?

Potential energy related to an object's height is called

What is the tendency of a material to oppose the flow of charge?

Suppose you have a solid sphere of aluminum that is the size of a golf ball, and a solid sphere of aluminum the size of a softball. which one has the greater density?

If the torque on an object adds up to zero: A) the object could be accelerating linearly but it could not be turning. B) the object is at rest. C) the object cannot be turning. D) the object could be both turning and accelerating linearly.

Which of the following are units for expressing rotational velocity, commonly denoted by ω?

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.