Why is a train more difficult to stop than a rolling ball, even if they are traveling at the same speed? Enter your answer in the space provided.

An air-track cart with mass m1=0.28kg and initial speed v0=0.75m/s collides with and sticks to a second cart that is at rest initially. if the mass of the second cart is m2=0.43kg, how much kinetic energy is lost as a result of the collision?

A 4 kg bar of metal weighs about 8.8 pounds. Approximately how much does it weigh in newtons?

Describes how rapidly a wave oscillates

A capital letter or a combination of a capital letter and a small letter that is use to represent an element is called a (n)

Which if these is an etiquette rule? (american football) Question 10 options: A. Debating with the ref over a call B. Not communicating with your team C. Post-game handshake D. Taunting

The convex len called converging lens

The emf produced in a generator is Vemf = 25 sin 377t. What is the frequency of rotation of the circular coil? 50 Hz 60 Hz 25 Hz 15 HZ

If a 1.0-kg-mass block is on the left cap, how much total mass must be placed on the right cap so that the caps equilibrate at equal height?

By what factor would your weight be multiplied if the earth were1/2 as massavise and the diameter was unchanged

Why does it seem harder to start sliding a couch across a carpeted floor than it oes to keep it moving?