How fast do electromagnetic waves travel? * A the speed of sound
It depends on how fast the magnet in the generator that produces them is moving
At the speed of light
It depends on how many amps you pass through the coiled wire in the generator that
produces them.

How is the composition of a meteorite relevant to finding out the composition of earth's core?

How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer

Which of the following statements is true about energy quantization at the atomic level? electrons in the outermost orbits are the most stable. electrons in all the orbits around the nucleus have the same amount of energy. electrons in the orbit closest to the nucleus have the least amount of energy. electrons absorb or release the same amount of energy independent of the energy levels.