Unit 1 - Grade 8

What is the study of matter and how it changes?

• matter
• chemistry
• substance
• properties

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Which one of these is a chemical property?

• melting point
• boiling point
• color
• flammability

Tags

NGSS.HS-PS1-1

Which of the following is not a chemical property? 

• rusting 
• boiling 
• rotting 
• burning 

Tags

NGSS.MS-PS1-2

Ability to rust is this type of property:

• Physical property
• Chemical property

Tags

NGSS.MS-PS1-2

Which is an example of a physical property?

• ability to react with acid
•  state of matter
• flammability
• ability to react with oxygen

Physical properties are

• properties that can be observed without changing the identity of the substance
• properties that describe how a substance changes into a completely different substance

Which of the following is a physical property?

• melting point
• flammability
• ability to rust

What kind of properties can only be observed when a substance changes into a different substance?

• physical properties
• chemical properties
• liquid properties
• real properties

Tags

NGSS.MS-PS1-2

Which of the following is NOT an example of matter?

• sun
• air
• snow
• thoughts

The basic unit of matter is

• a mixture
• a substance
• an atom
• a compound

Tags

NGSS.MS-PS1-1