A rock is thrown straight up and reaches a height of 10m How long was the rock in the air
What is the initial velocity of the rock

All the simple machines make work easier to do by changing the or of a force. a. size; type b. work; type c. size; direction d. type; direction

When a bicycle coasts uphill, it moves slower and slower as it climbs. why? a. its kinetic energy is transforming into heat energy. b. its potential energy is transforming into kinetic energy. c. its kinetic energy is transforming into potential energy and heat energy. d. its potential energy is transforming into kinetic energy and heat energy.

Awave with a frequency of 500 hz is traveling at a speed of 100 m/s. what is the wavelength?