Hich would increase the speed of a sound wave? Check all that apply.

3.00 kg block moving 2.09 m/s right hits a 2.22 kg block moving 3.92 m/s left. afterwards, the 3.00 kg block moves 1.71 m/s left. find the velocity of the 2.22 kg block afterwards

suppose the distance between the sun and the earth were quadrupled. what exactly (numerically) would happen to the gravitational force between earth and the sun

What is one way you can destroy a magnet's magnetism?

A large truck and a small car have a head-on collision. Which scenario is true? A. The truck exerts a greater force on the car than the car exerts on the truck. B. The car exerts a greater force on the truck than the truck exerts on the car. C.

If you were thinking about a washing machine as a system which of the following represents the inputs? a. The dirty clothes, water, and detergent b. The clean clothes c. The wash and rinse cycle d.

Use the periodic table to determine the atomic weight of arsenic (As). A. 18 B. 40 C. 58

What is the total kinetic energy and potential energy of a object or group of objects

Identify the correct Units for a Force

Explain the relationship between force, mass and acceleration in Newton's second law

A 90-kilogram physics student would weigh 2970 Newtons on the surface of planet X. What is the magnitude of the acceleration due to gravity on the surface of planet X?