An object with a mass of 100 grams is dropped from a certain height and has a velocity of 60 meters/second. if the potential energy of this object is 179.99 joules, how high was the object when it was dropped?

What does speed tell us

Why does cold weather feel colder inside?

The acceleration of a body undergoing a uniform circular motion is given by

Which of Newton's Three Laws does the following statement satisfy? For every action there is an equal and opposite reaction. A Newton's First Law B Newton's Second Law C Newton's Third Law

A well-thrown ball is caught in a well-padded mitt. If the deceleration of the ball is 2.10*10^{4} 4 m/s^{2} 2, and 1.

Near the top of the Citigroup Bank building in New York City, there is a 4.00 105 kg mass on springs having adjustable force constants.

Which of the following is true about Viscosity of liquids: A) Liquids with high viscosity do not flow as well as liquids with low viscosity. B) Liquids with high viscosity flow better than liquids with low viscosity.

An object is dropped from a bridge. A second object is thrown downwards 1.0 s later. They both reach the water 20 m below at the same instant. What was the initial speed of the second object

The Congo River is in Africa. True or False

A painter lifts a 3 kg can of paint 3 m above the floor. How much work was done?