Fact 1: Boiling means change from a liquid into a gas by adding heat energy. Fact 2: Heat is Energy and is measured in Joules. Given the two facts above, how is the change of a liquid to a gas measured?
Available choices:
(1). Dilution.
(2). Joules.
(3). density.
(4). thirst.
(5). forces.
(6). H20.
(7). motion.
(8). boiling.
Answer:
(2).