Two like charges are attracted to repelled from each other with a force of 4.7 newtons. What will happen to the force if the distance between them doubles?

The entropy of a hot baked potato decreases as it cools. is this a violation of the increase of entropy principle? explain.

A clay ball with a mass of 0.48kg has an initial speed of 4.08m/s it strikes a 3.04kg clay ball at rest and the two balls stick together and remain stationary. What is the decrease in kinetic energy of the 0.48kg ball

6. Jim wishes to push a 100. N wood crate across a wood floor. What is the minimum horizontal force that would be required to start the crate moving?

The four terrestrial planets are so called because they?

Complete the table grams kilograms 3.000 2 30 Click the icon to see the metric units of mass 3.000 3000 kilograms 300 30

How does a car's kinetic energy change when it speeds up from 10 to 20 m/s? a. It quadruples. b. It stays the same. c. It doubles. d. It triples.

A boulder on the mythical planet mongo drops off a cliff and falls from rest 1000 m in 10.0 s. (A) what's the initial speed of the Boulder? (B) determine the acceleration due to gravity on mongo. Ignore friction.

The half-life of carbon-14 is 5730 years. How long will it take for the number of carbon-14 nuclei in a sample to drop to a quarter of the original number? Enter your answer as a number years

Which object has more thermal energy a bowl of soup or pot of soup

When you look into a clear pond, a fish may appear to be in a different position than it actually is. What is this caused by? A. diffraction B. dispersion C. refraction D. reflection,