Unit 2 Test- 8th

Which description identifies a solid?

• definite shape but no definite volume

• definite volume but no definite shape

• definite volume and definite shape

Which ability illustrates a chemical property of matter?

• ability to rust

• ability to dissolve

• ability to change state

Tags

NGSS.MS-PS1-2

What happens when a liquid reaches its boiling point?

• It demonstrates sublimation.

• It gains mass.

• It turns into a gas.

Tags

NGSS.MS-PS1-4

Which situation represents a chemical change?

• burning a pile of sticks

• “dry ice” going from a solid to a gas in a punch bowl

• boiling water in a teapot

Tags

NGSS.MS-PS1-2

Which situation represents a physical change?

• a piece of metal rusting

• salt dissolving in water

• twigs burning to become ash

Tags

NGSS.MS-PS1-4

Which state of matter has a definite volume but not a definite shape?

• gas

• liquid

• solid

Which property is a chemical property of matter?

• flammability

• malleability

• electrical conductivity

Which example describes a chemical change?

• soup boiling

• ice melting

• copper turning green

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is a physical property?

• Anything that has mass and takes up space

• A characteristic of a material that can be observed as the material reacts with or changes into a different substance

• A characteristic of a material that can be observed without changing the identity of the material

Which description identifies a gas?

• Definite volume and definite shape

• No definite shape and no definite volume

• Definite shape but no definite volume