Q3G8 Summative test 1: Particle Nature of Matter

Which statement about the particle theory of matter is TRUE?

• the particles in a liquid have more kinetic energy than the particles in a gas

• when a solid melts its particles no longer exist

• a solid stays in one place because its particles are at rest

• the particles that make up matter are too small to see without a microscope

What happens when ice melts?

• Water molecules change to hydrogen and oxygen atoms

• Water molecules change to water atoms

• Irregularly arranged molecules change to regularly arranged molecules

• Regularly arranged molecules change to irregularly arranged molecules

Two or more atoms combined in a specific arrangement is called?

• molecule

• solid

• liquid

• ion

The force of attraction is greatest between the particles of a

• gas

• mixture

• pure substance

• solid

. It has an indefinite shape but fixed volume

• solid

• liquid

• gas

• plasma

Which of the following is NOT an example of matter?

• kerosene

• smoke

• energy

• vapor

Which is TRUE about gas molecules?

• There are large spaces between the molecules of gases.

• The force of attraction is strong between the molecules of gases.

• There is no movement in the molecules of gases.

• Gas is not an example of matter.

What is the smallest particle of an element that has all the properties of the element?

• molecule

• particle

• atom

• ion

In which state do particles vibrate in fixed position?

• solid

• liquid

• gas

• vapor

The state of matter wherein the molecules move past each other easily but they are pretty close together.

• solid

• liquid

• gas

• cannot be determined