The tangential speed at the outer rim of a ferris wheel is 10 m/s. what is the tangential speed of a position halfway from the center to the outer rim?

Achlorine atom has 17 protons and 18 neutrons. what is its mass number? what is its atomic number?

Aball with a mass of 275 g is dropped from rest, hits the floor and rebounds upward. if the ball hits the floor with a speed of 2.40 m/s and rebounds with a speed of 1.70 m/s, determine the following. (a) magnitude of the change in the ball's momentum (let up be in the positive direction.)

Will mark as brainliest how does a catapult increase the trajectory of an object? ps. answer as if u were a 5th grader