A laser emits light of frequency 4.74 x 1014 hz. what is the wavelength of the light in nm?

What is a word that starts with a "T" and ends with the word rouse and it's on the inside of the chimney?

How many reactors were found at the chernobyl power plant?

Why pressure above the surface is greater than in the air

A circular radar antenna on a coast guard ship has a diameter of 2.10 m and radiates at a frequency of 16.0 ghz. two small boats are located 5.00 km away from the ship. how close together could the boats be and still be detected as two objects

The speed of a car traveling in a straight line is reduced from 45 to 30 mph in a distance of 264 feet. Find the distance in which the car can be brought to rest from 30 mph, assuming the same constant acceleration.

You are in the lab and are given two rods set up so that the top rod is directly above the bottom one. The two straight rods 50-cm long are separated by a distance of 1.5-mm each with 15 A of current passing through them.

What is the explanation for feather beds being warm

A student wearing frictionless in-line skates on a horizontal surface is pushed by a friend with a constant force of 47 N. How far must the student be pushed, starting from rest, so that her final kinetic energy is 354 J?

Suppose a rocket ship in deep space moves with constant acceleration equal to 9.8 m/s2, which gives the illusion of normal gravity during the flight.

A canoeist on a lake throws a 0.145 kg baseball at 20.0 m/s to a friend in a different canoe. Each canoe with its contents has a mass of 120 kg, and is at rest initially.