Please answer each question with step by step answers so I understand the solutions. Thanks!

1. A space probe is in deep space far beyond the edge of the solar system when it uses up all its nuclear fuel. What is true?
(a) The space probe will immediatly come to a stop
(b) The space probe will very slowly come to a stop
(c) The space probe will continue moving at the same speed
(d) The space probe will speed up

2. A rocket explodes in mid-air. Which is true during the explosion?
(a) Only mechanical energy is conserved
(b) Only momentum is conserved
(c) Both mechanical energy and momentum are conserved
(d) Neither mechanical energy nor momentum are conserved

3. A girl of mass M is on a turning Ferris wheel of radius R. She moves at constant speed v. What is the magnitude of the change of her momentum between when she is at the top and bottom of the Ferris wheel.
(a) 0
(b) Mv
(c) 2Mv
(d) MgR
(e) 2MgR

(FOR DIAGRAM PLEASE SEE ATTACHMENT)

4. A sheet of copper of uniform thickness is shaped like a triangle with a hole cut out of one corner. Mark the approximate location of the center of the mass.

Momentum Representation. Relationship between space wave function and momentum wave function. ... The momentum in quantum mechanics is defined as the operator. ...

Momentum. See attached file for full problem description. ... If a horse with this mass is galloping with a momentum of 8.22*10^3 kg.m/s, what is its speed? ...

Superball Collides With a Table. To determine change in momentum. ... a). Find the y component of the momentum, of the ball immediately before the collision. ...

Rotational motion: Angular momentum and Torque. Explain the concepts of angular momentum and torque with reference to the rotational motion of a rigid body. ...

... According to conservation of momentum, the vector sum of the linear momenta of the fragments is equal to the momentum of the bomb before the explosion. ...

Angular momentum. ... c)What is the angular momentum L_cm of the system before the collision, with respect to the center of mass of the final system? ...