What produces a magnetic field? A. electrical resistance B. increase in Ohms C. transfer of protons D. movement of electrons

According to the electromagnetic spectrum, a. long-wave radiation occupies a smaller percentage than short-wave radiation b. gamma rays and x-rays have long wavelengths. c. visible light waves have wavelengths of less than 1 micrometer. d.

The spin cycles of a washing machine have two angular speeds, 439 rev/min and 602 rev/min. The internal diameter of the drum is 0.500 m.

A garbage truck crashes head-on into a Volkswagen and the two come to rest in a cloud of flies. Which experiences the greater force? a.) the truck b.) Volkswagen c.) both experience the same force d.) not enough information e.) none of these

lighting and thunder accour at the same time yet we see the flash of lightning before we hear the clap of thunder what does this indicate about the speed of light compared with the speed of sound

If an antenna is much longer than the wavelength, what is the typical result?

What is root-mean-square current?

Which of these is an element? O carbon O air O carbon dioxide water

What could result if the liver was not working properly?

A machine gun fires 10 rounds per second. The speed of the bullets is 300 m/s. What is the distance between the flying bullets?

A runner with a mass of 75kg runs 6m/s calculate the kinetic energy stored in the runner