What is capacitance?
a. the amount of charge stored per volt
b. the amount of force coulomb
c. the amount of potential per volt
d. the amount of energy per charge

Aball bearing at 220.0 °c is dropped into a cup containing 250.0 g of water at 20.0 °c. the water and ball bearing come to a temperature of 30.0 °c. what is the heat capacity of the ball bearing in j/°c? (hint: how are the algebraic signs of q related for the ball bearing and the water? )

What is tan(61)? а. 1.80 b. 0.49 c. 0.61 d. 0.87

15. one purpose of the tread pattern on a tire is to a reduce tire wear. b. reduce traction c. allow water to flow away from the tire. d. look impressive.