Which letter indicates the wavelength of the wave? A. A B. B C. C D. D

A train travels 90 kilometers in 2 hours, and then 66 kilometers in 2 hours. What is its average speed?

So if an elephant is walking at 2.25 milers per hour (1 meter per second), slower then a normal human pace, and has a mass of 13,000 kg what would need to be the approximate momentum of a golf ball that has a mass of.

A 20 kg child is on a swing that hangs from 3.0-m-long chains. what is her maximum speed if she swings out to a 45° angle?

What type of matter will determine how much inertia an object has?

When the absolute temperature of a gas doubles, the average kinetic energy of the gas particles is A. reduced by half. B. doubled. C. increased by half. D. left unchanged.

Which energy transformation takes place when a firecracker explodes

Newton's first law states that an object traveling with a constant velocity will remain traveling at a constant velocity unless an unbalanced force acts.

A karate expert breaks a stack of bricks with his bare hand. If the force applied is 520 newtons and the impact time is 5.0 * 10-4 seconds, what is the value of impulse?

Which best describes how heat energy moves within a system?

Biomaterials made with nanotechnology are currently used for organ repair, skin transplants, and cell growth. organ repair, quantum dots, and carriers. quantum dots, OLEDs, and carriers. cell growth, OLEDs, and skin transplants.