Phase Changes

Phase Changes

6th Grade Science

​Phase Changes

​A phase change is when a substance changes its state.

​There are four types of phase changes we will be learning about in 6th grade science.

Multiple Choice

Which of these is not a state of matter?

• Solid

• Water

• Liquid

• Gas

​Phase vs. State

Sometimes, you might see "Phases of Matter" or "States of Matter."

​

​These are two ways of saying the same thing! Solid, liquid, and gas are all phases/states of matter.

Multiple Choice

Molecules with low energy are in a _____ state.

• Solid

• Liquid

• Gas

Multiple Choice

Molecules in a ______ change their shape but not their volume.

• Solid

• Liquid

• Gas

Multiple Choice

Molecules in a ___ have the most energy

• Solid

• Liquid

• Gas

Multiple Select

What causes matter to change phases? (Choose all correct answers)

• Energy being added

• Energy being taken away

• Energy staying the same

Multiple Choice

What has to change for a substance to change its state?

• The color of the substance

• The small of the substance

• The movement of particles in the substance

Multiple Choice

True or false: Almost all matter can be a solid, liquid, or gas.

• True

• False

Multiple Choice

True or false: The transfer of thermal energy can feel hot or cold to the touch.

• True

• False

Multiple Choice

True or false: Energy will go from a substance with more energy to one with less energy.

• True

• False

Multiple Choice

Is this a solid, liquid, or gas?

• Solid

• Liquid

• Gas

Multiple Choice

Is this a solid, liquid, or gas?

• Solid

• Liquid

• Gas

Multiple Choice

Is this (what is being poured) a solid, liquid, or gas?

• Solid

• Liquid

• Gas

Multiple Choice

Is this a solid, liquid, or gas?

• Solid

• Liquid

• Gas

Multiple Choice

Is this (what is coming out of the kettle) a solid, liquid, or gas?

• Solid

• Liquid

• Gas

Multiple Choice

Is this a solid, liquid, or gas?

• Solid

• Liquid

• Gas

Multiple Choice

Is this a solid, liquid, or gas?

• Solid

• Liquid

• Gas

Multiple Choice

Is this (what is being poured) a solid, liquid, or gas?

• Solid

• Liquid

• Gas

Multiple Choice

Do these particles represent a solid, liquid, or gas?

• Solid

• Liquid

• Gas

Multiple Choice

Do these particles represent a solid, liquid, or gas?

• Solid

• Liquid

• Gas

Multiple Choice

Do these particles represent a solid, liquid, or gas?

• Solid

• Liquid

• Gas