What is pressure?
force per unit area

gravity per unit area

weight of the atmosphere

force per volume

Afixed electric space heater wired by a cable with an ampacity of 30 a should draw a maximum current of a. 30 a. b. 24 a. c. 15 a. d. 27 a.

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

Name the non metal condut electricity