Which is a good example of a contact force?

protons in the nucleus of an atom

a ball falling down after it's thrown up into the air

a satellite orbiting Earth

a bat hitting a ball

How long will it take me to drive 135 miles at a speed of 45 mph?

when a man travel from hilly region to terai region what will happen to his weight? explain with reason.

What are three types of muscle fibers? A.) smooth, intermediate-twitch, cardiac B.) slow twitch, intermediate twitch, fast twitch C.) smooth, cardiac, skeletal D.) slow twitch, fast twitch, involuntary

The area of the large syringe in an experiment is 18cm2 and that of the smaller one is 3.0cm2. A force of 2N is applied on the smaller piston. Find the force produced on the larger piston.

What does an octopus have to do with why atoms bond with other atoms?

A rightward force of 302 n is applied to a 28.6 kg crate to accelerate it across the floor. thye coefficient of friction between the crate and the floor is 0.750. determine the acceleration

How the properties of sound waves change as they spread out in a spherical pattern

If legos are plastic can they be recycled?

At an accident scene on a level road, investigators measure a car's skid mark to be 93 m long. It was a rainy day and the coefficient of friction was estimated to be 0.35.

How does a shorter wavelength affect the frequency of a wave?