Explain mechanical and non-mechanical energies.

Which will result in positive buoyancy and cause the object to float? When the force of gravity is more than the buoyant force When the buoyant force is greater than the force of gravity When the buoyant force is equal to the force of gravity When

Explain why the universe must be an isolated system to obey the law of conservation of mass.

Julius competes in the hammer throw event. the hammer has a mass of 7.26 kg and is 1.215 m long. what is the centripetal force on the hammer when it has a tangential speed of 31.95 m/s? the answer is rounded off to the nearest whole number.

In the process of changing a flat tire, a motorist uses a hydraulic jack. She begins by applying a force of 48 N to the input piston, which has a radius r1. As a result, the output plunger, which has a radius r2, applies a force to the car.

Neutron stars have been overtaken by what

A girl is walking 2km north them east then south then west whar is her displacement

Find the y-component of this vector:73.3,12.0m. Remember, angles are measured from the + x axis.

A smaller unit of volume than a milliliter would be a microliter. A microliter is one-millionth of a liter. Select one: a. True b. False

What material are oil pipelines made from?

What is the speed of a car going v=1.000mphv=1.000mph in SI units? Notice that you will need to change from miles to meters and from hours to seconds. You can do each conversion separately.