Aparticular form of electromagnetic radiation has a frequency of 5.42x10^15 hz. what is the wavelength is nanometers? meters?

Part 1: a magnetic levitation or maglev train rides rails without touching them. explain how this works using your data. include the appropriate magnet drawing in your answer. part 2: two objects are near a bar magnet. one is about 1 cm away, while the other is 6 cm away. compare and contrast the magnetic force that affects each object. use your data to answer the question

Energy flows from the producer level to the level. is called

For two variables in a direct proportion, what is the result of doubling one variable?