Suppose the magnitude of the gravitational force between two spherical objects is 2000 n when they are 100 km apart. what is the magnitude of the gravitational force fg between the objects if the distance between them is 150 km?

A guitar string produces 3 beats/s when sounded with a 352-hz tuning fork and 8 beats/s when sounded with a 357-hz tuning fork.

The resource speaks of the atmosphere as if it were living, in the sense that as the earth's surface is heated by the light from the sun, it is heated unequally and as a result of this unequal heating of the surface, air and water begin to move

A Walkman uses a standard 1.5 volt battery. How much resistance is in the circuit if it uses a current of 0.01 A

How long does it take to fall 500 meters?

Lightning heats the surrounding air to A. 300°C. B. 3,000°C. C. 300,000°C. D. 30,000°C

A car rounds a 75-m radius curve at a constant speed of 18 m/s. a ball is suspended by a string from the ceiling the car and moves with the car. the angle between the string and the vertical is:

Emission of light from an atom occurs when an electron

Which is an example of transfroming potential energy to kinetic

Place the ball in the plastic bag, and twist the top so the ball is secure in the bag. Wrap the twisted portion with tape so it stays tight. Use the hole punch or scissors to poke a hole in the part of the bag that's above the ball.

Choose The units of 1/4πε0 are: A. N2C2 B. N • m/C C. N2 • m2/C2 D. N • m2/C2 E. m2/C2