Which color of light has a wavelength of

5.0 * 10^-7 meter in air?

(1) blue (3) orange

(2) green (4) violet

A car can go from 0 m / s to 27 m / s in 4.5 seconds. If a net force of 6600N acting on the car, what is its mass?

How many times louder is a 70 dB sound than a 60 dB sound

Two students make the following claims:Student 1 claims that the work done by the gravitational force on an object as it falls depends only on the vertical distance of the fall.

A 2200 kilogram car is accelerating at 3.4m/s/s. what is the net force?

Explain what happens to each ball after the collision. Why do you think this occurs? Which of Newton's laws does this represent?

What is a different form of a characteristic, such as brown hair, is called

A book falls of the table and hits the floor. Is work done? Why?

A person of 83 kg is in an elevator. If the elevator is moving at a speed of 5 m/s, what's the person's kinetic energy? Keep 4 significant figures a 1,004 J b 1,038 c 1,280 J d 980 J e 1,435 J

What two equations can be used to determine the speed of a wave

Which force has an infinite range and is always attractive?