8.PS.6 Chemical and Physical Changes

Which of these choices is a physical property?

• solubility

• flammability

• ability to rust

• reaction with water

Which process is a sign of a chemical change?

• a rotting potato gives off a bad smell

• a melting block of ice leaves a large puddle

• a cloud quickly changes shape when blown by the wind

• a plaster statue breaks when it falls on the floor

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of these best describes physical properties?

• Physical properties behave identically for all matter under the same conditions.

• Physical properties can be observed without changing the identity of a substance.

• Physical properties include flammability.

• Physical properties cause atoms and molecules to change structure when substances are mixed.

Which of these is a chemical property of a sheet of paper?

• the paper can be burned

• the paper can be crumpled

• the paper does not attract a magnet

• the paper does not conduct electricity

Tags

NGSS.MS-PS1-2

Which of these choices describes a chemical property?

• flexibility

• boiling point

• reactivity with water

• electrical conductivity

Which process is an example of of a physical change?

• ice melting

• milk souring

• metal rusting

• wood burning

What are the two types of mixtures?

• Elements and compounds

• Elements and pure substances

• Homogeneous and Heterogeneous

• Solutes and solvents

Carbon dioxide is what type of pure substance?

• Homeogeneous

• Heterogeneous

• Element

• Compound

Anything that has mass and takes up space is

• matter

• mass

• concentration

• dissolve

Tags

NGSS.MS-PS1-5

The amount of matter in something is

• matter

• mass

• dissolve

• solubility