1. What is the frequency of a wave that has a wave speed of 20 m/s and a wavelength of 0.50 m?

Which of the following theories states that tax cuts can raise supply, thus stimulating the economy? a. multiplier effect b. atomic stabilization c. supply-side economics d. demand-side economics

Surrounding every moving electron is a. an electric field b. a magnetic field c. both a and b d. none of the above

Elastic collision definition

Describe why we cannot see details on the surface of Mars.

Which type of mirror has a flat surface?

A 125-kg merry-go-round in the shape of a uniform, solid, horizontal disk of radius 1.50 m is set in motion by wrapping a rope about the rim of the disk and pulling on the rope.

Jose wandered 4 kilometers at 2 kilometers per hour. How long did Jose wander?

What is the acceleration of a 10kg pushed by a 5n force

A device that changes thermal energy into mechanical energy

You and your roommate are moving to a city 380 mimi away. Your roommate drives a rental truck at a constant 55 mi/hmi/h, and you drive your car at 65 mi/hmi/h. The two of you begin the trip at the same instant.