What is the speed of light?
a) 300 meters/second
b) 300,000 meters/second
c) 300,000,000 meters/second
d) 300,000,000,000 meters/second

The image shows the positions of a car on a roller coaster track. arrange the cars in order based on their gravitational potential energy. begin with the lowest potential energy and end with the highest.

We put a force of 50n on an object and the acceleration is 100 m/s². what is the mass of the object?

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