One mole of an gas expannds isothermally to five times to its intitial volume calculate the entropy change in R the gas constant

One bullet has twice the mass of the second bullet. if both are fired so that they have the same speed which had more kinetic energy?

Describe the motion of the car as it moved across the floor

How can you reduce the exposure to ionizing radiation? A. Don't live near a nuclear facility. B. Stand at least two inches away from the radiation source. C. Spend as little time as possible in a radiation field. D.

Dash is standing on his frictionless skateboard with three balls, each with a mass of 155 g, in his hands. The combined mass of Dash and his skateboard is 65 kg.

A ballet dancer has a maximum net torque of 45 Nm, and the moment of inertia of his body is 30 kg mA2.

If your at the mall with your friends and they shoplift what would you do

Fluid is leaking from an axle seal. Technician A says to remove the wheel and check for incorrectly installed brake components. Technician B says to check for obstructions at the differential breather.

All matter we encounter in everyday life exists in one of three physical formss True or False.

15 grams of liquid plastic are frozen in a physical change that increases the volume. What can be known about the plastic after the change?

A Car is lifted a certain distance in a service station and therefore has potential energy relative to the floor. if it was lifted twice as high, how much potential energy would it have?