A 1kg mass on the end of a string of length 1m swings in a horizontal circle at constant speed. After one revolution, how much work has been done on the mass by the tension in the string?

The frequency of a given region of the electromagnetic spectrum ranges from 3 × 1016 − 3 × 1019 hertz. which type of wave is found in this region? a. x-rays b. ultraviolet rays c. infrared waves d. radio waves

If you touch a hot light bulb and get burned, that is an example of a. radiation b. convection c. conduction

Astone is thrown into a pond. what happens to the amplitude of the resulting waves as they get farther from the point where the stone hit the water? explain.