Jenny goes to the beach and uses sand to make a sand castle. which of the following is/are true about the change in the shape of the sand?

Which statement best describes copper? a. it has a low resistance and prevents charges from moving freely. b it has a high resistance and allows charges to move freely. c. it has a high resistance and prevents charges from moving freely. d. it has a low resistance and allows charges to move freely

What type of force holds atoms together in a crystal?

First to answer will be the brainliest i need the answer asap