Science is a hands. on class. this is for safety in a lap ​

What should the power status of a circuit be when measuring resistance with an ohmmeter?

Name three different units of energy used to measure heat and describe what type of situations each is usually used.

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