A body of 2.0kg mass makes an elastic collision with another at rest and continues to move in the original direction but with 1/4 of it's original speed. what is the mass of the struck body?

Shawn and his bike have a total mass of 52.9 kg. Shawn rides his bike 0.7 km in 13.2 min at a constant velocity. The acceleration of gravity is 9.8 m/s 2 . What is Shawn's kinetic energy? Answer in units of J.

What's the term for the idea that there aren't enough resources to satisfy everyone's wants and needs? A. Scarcity B. Consumer C. Supply D. Demand

you are pushing a friend in a wagon. you push with a force of 40N. your friend and wagon together have a mass of 80kg. ignoring friction, what is the acceleration of your friend on the sled?

What units should be used when measuring the mass of a lady bug?

A body weighs 10newton in air and 9.5 in water. How will it weigh in alchohol if density 0.8gcm-³

Peat is actually the early stage of

Explain how electric current is able to flow.

What is the angle between a rigid object and the force applied to it that yields torque using the equation T=Fd?

What is the difference between speed and velocity and give an example.

Water flows over a section of niagara falls at the rate of 1.2x10^6 and falls 50.0 m. how much power is generated by the falling water