7. a rock is projected upward from the surface of the moon, at time t = 0.0 s, with a velocity of the acceleration due to gravity at the surface of the moon is what is the maximum height of the rock above the surface?
278 m
202 m
245 m
115 m
125 m

Which simple machine is not part of this compound machine? a. lever b. pulley c. inclined plane d. wheel and axle

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.

Talia is manufacturing rolls of wire for hanging pictures. she needs a material that is so that it can easily be pulled into wire without breaking.