A Change in Shape or Phase of Matter Is a Physical Change

Physical change is a change in the physical properties of a substance such as size or shape. Which of the following is NOT a physical change?

• Crushing a can

• Breaking a glass

• Burning a log of wood

• Dissolving sugar in water

A phase change is a physical process in which a substance goes from one phase to another. When does phase change occur?

• Heat is added to or removed from the substance.

• A substance is combined with another substance.

• Particles of the substance maintain their kinetic energy.

• Particles of the substance are not changing their motion.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

What happens to the particle arrangement of a liquid when it changes to gas?

• Particles move close to one another and become ordered.

• Particles move distant from each other in random motion.

• Particles do not move. Particles are close together with no regular arrangement.

• None of the above

Tags

NGSS.MS-PS1-4

What happens to the particle arrangement of a liquid when it changes to solid?

• Particles move close to one another and become ordered.

• Particles move distant from each other in random motion.

• Particles do not move. Particles are close together with no regular arrangement.

• None of the above

Tags

NGSS.MS-PS1-4

What phase change in matter when liquid change to gas?

• melting

• freezing

• evaporation

• condensation

Tags

NGSS.MS-PS1-4

What phase change in matter when liquid change to solid?

• melting

• freezing

• evaporation

• condensation

Tags

NGSS.MS-PS1-4

What phase change in matter when solid change to liquid?

• melting

• freezing

• evaporation

• condensation

Tags

NGSS.MS-PS1-4

Which of the following is NOT a physical change?

• Chopping a carrot

• Melting an ice cube

• Shredding a paper

• Rotting of a banana

Which of the following is NOT true about physical change?

• It includes changes in the state of matter.

• It can result in an entirely different substance.

• It can be done through bending, cutting, or dissolving.

• It occurs when a substance changes its size and shape.

Which term refers to the process when substance changes from gas to solid?

• melting

• freezing

• sublimation

• deposition