An object with a mass of 70 kilograms is supported at a height 8 meters above the ground. what's the potential energy of the object with respect to the ground.

A. 2,058 j

B. 5,488 j

C. 560 j

D. 3,430 j

once you decide that it is safe to move out of traffic, what steps should you follow to ensure safe passage?

A capacitor of 20.0 μ F and a resistor of 90.0 Ω are quickly connected in series to a battery of 8.00 V. What is the charge Q on the capacitor 0.00200 s after the connection is made? Q =

This is the number of protons and neutrons in the nucleus of any atom.

A car's position in relation to time is plotted on the graph. What is the car's average velocity for segment C? A) - 4 m/s B) - 0.25 m/s C) 0.25 m/s D) 4 m/s

A child throws a ball perfectly horizontally at the same time a dirt clod falls off it atthe same height above the ground. The clod falls vertically downward.

At a certain harbor, the tides cause the ocean surface to rise and fall a distance d (from highest level to lowest level) in simple harmonic motion, with a period of 12.4 h. how long does it take for the water to fall a distance 0.

What is the average speed of an object with a total distance traveled of 45 meters in 50 seconds

Some machines do not multiply the force that is applied to them

An automotive research facility is testing a new design on bumpers to determine the force at which it will break.

Gravity is greater when there is