Dis at rest at the top of a 2 m high slope. the sled has a mass of 45 kg. the sled's potential energy is j?

Alice added sodium chloride to water and stirred the water for several minutes. alice is most likely trying to demonstrate that ionic compounds a. are hard. b. can dissolve. c. are clear. d. can melt.

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island

What is the measurement of how fast an object moves relative to a reference point?