What best describes a lens galaxya. a group if stars that serve as a quick reference to different parts of the skyb. several billion stars arranged in a disk shape that has uneven edgesc. millions of planets are arranged in the shape of a disc with spiraling armsd. billions of stars arranged in the circular pattern with a flattened core

The mini-refrigerator fire was most likely caused by what type of wiring?

The coefficient of friction is a number that represents the resistance to sliding between two in contact with one another.

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.