If the distance between two masses is tripled, the gravitational force between changes by a factor of

A. 1/9

B. 1/3

C. 3

D. 9

How does surface currents would be affected if eArth didn't rotate

What is the potential energy of a spring that is compressed 0.65m by a 25kg block if the spring constant is 95n/m?

During takeoff, an airplane goes from 0 to 56 m/s in 9 s. How fast is it going after 4 s?

How to find speed with acceleration and distance?

This is a subatomic particle with no charge and a mass of 1 amu.

What happens to the resistance of a filament if it is replaced by a shorter wire?

One group of scientists feel that global warming affects the frequency of hurricanes. Another group of scientists believe that global warming does not affect the frequency of hurricanes, but it makes the average hurricane stronger.

In an experiment, all participants receive a treatment but those in the control group recieves a false treatments

When the volume increased, what happened to the density?

8. Chemical weathering occurs more rapidly in what kind of climates? A. Desertlike B. Cold with high snowfall amounts C. Cool and dry D. Warm with abundant rainfall