Which of the following best describes a gas?
A)The molecules are moving quickly and are widely spaced.
B)The molecules are moving slowly and closely spaced.
C)The material has a fixed volume and a fixed shape.
D)The material has a fixed volume but has no definite shape.
E)The molecules are closely spaced but in random fashion.

Question

Quizplus · Accepted Answer

A gas is characterized by molecules that are moving quickly and are widely spaced. The fast movement of the molecules allows the gas to fill the container it is in and take on its shape, while the wide spacing means that the gas has no defined volume or shape.

Which of the Following Best Describes a Gas