A 10-m-long glider with a mass of 680kg (including the passengers) is gliding horizontally through the air at 26m/s when a 60kg skydiver drops out by releasing his grip on the glider.

What is the glider's speed just after the skydiver lets go?

Suppose you have three polarizing filters, with the second at an angle of 42∘ to the first and the third at an angle of 90∘ to the first. by what perfect will the original intensity of unpolarized light be reduced to after passing through all three filters?

A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n

Which of the following is the best name for mgcl2