Which character below was not one of King Lear's daughters in Shakespeare's play?

a) Cordelia
b) Goneril
c) Lavinia
d) Regan

a) China

With over 80% of its power plants relying on coal, the country experienced disastrous shortages in 2004.

What country uses the most coal?

a) China
b) India
c) Russia
d) U.S.

d) Power

In the International System of Units, power is measured in watts (joules per second).

In physics, what unit of measure is the time rate of doing work?

a) Energy
b) Force
c) Inertia
d) Power