A 1450kg car drives toward a 60kg shopping cart that has a velocity of -1.2m/s towards the car. The two objects collide, giving the car a final velocity of 5.13m/s, and the shopping cart a velocity of 11.75m/s. What is the initial velocity of the CAR? A. -5.36 m/s
B. 5.67 m/s
C. -5.67 m/s
D. 5.36 m/s

Which is not one of the major climate zones? question 3 options: rain forest polar tropical temperate

What’s #16 asking and how do i solve it?

Asolid cylinder and a cylindrical shell have the same mass, same radius, and turn on frictionless, horizontal axles. the cylindrical shell has light-weight spokes connecting the shell to the axle. a rope is wrapped around each cylinder and tied to blocks of equal masses that are held the same height above the ground. both blocks are released simultaneously. the ropes do not slip. which block hits the ground first? or is it a tie?