The states of matter are-

• mixture and solution.
• atom, element, and compound.
• solid, liquid, and gas.
• hydrogen, oxygen, and sodium.

A solid has- 

• definite shape and volume.
• neither definite shape nor volume.
• definite shape but not definite volume.
• definite volume but not definite shape.

A liquid has-

• definite shape and volume.
• neither definite shape nor definite volume.
• definite volume but not definite shape.
• definite shape but not definite volume.

A gas has-

• definite shape and volume.
• neither definite shape nor definite volume.
• definite shape but not volume.
• definite volume but not shape.

A student makes Kool-Aid by mixing water, powder mix, and sugar. It is a solution because-

• the water changes color.
• water is a liquid.
• the sugar and powder dissolve.
• the taste changes.

Which of the following is a mixture?

• water and salt
• iced tea
• milk and pudding mix
• water and sand

What causes a liquid to turn into a solid

• decrease in temperature.
• increase in temperature.
• decrease in pressure.
• increase in pressure.

This model is an example of

• a solid
• a gas
• a liquid

This model is an example of

• a solid
• a liquid
• a gas

This model is an example of

• a solid
• a gas
• a liquid