Can a tank of gas ever be half emoty

A battery establishes a voltage V on a parallel-plate capacitor. After the battery is disconnected, the distance between the plates is doubled without loss of charge.

Select all that apply. A glass jar contains 1 kg of liquid. This is the same as: 1,000 mL 1,000 cm3] 1,000 g

What is the speed of a train that goes 1,000 km in 5 hours?

How are credit unions different from banks? O A. Credit unions don't charge interest on the loans they make. O B. Credit unions are owned by stockholders rather than partners. O C. Credit unions are nonprofit financial institutions. O D.

What is the force that acts in an upward direction, against the force of gravity, so it makes an object feel lighter?

A slow jogger runs a mile in 16 minutes. Calculate the speed in

Protecting his nest, a 600-g peregrine falcon rams a marauding 1.5-kg raven in midair. the falcon is moving at 20.0 m/s, and the raven at 9.00 m/s at the moment of impact.

A carousel has a radius of 1.70 m and a moment of inertia of 110 kg · m2. A girl of mass 44.0 kg is standing at the edge of the carousel, which is rotating with an angular speed of 3.40 rad/s.

A 2kg marble is moving at 3 m/s when it strikes another 4kg marble moving in the opposite direction at - 3 m/s. What will be the velocity of the 4kg marble after the collision of the 2kg marble's new velocity is - 4 m/s.

How long did it take to reload a rifle during the 18th 19 century?