chemical and physical properties

What is reactivity?

• how a substance combines physically with another substance
• how a substance combines chemically with another substance 

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the measure of how much space an object takes up?

• matter
• volume
• substance
• properties

Which one of these is a chemical property?

• melting point
• boiling point
• color
• flammability

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

Which of the following is a chemical change?

• human digestion
• cutting a tree down
• melting a chocolate bar
• Has a density of 1 gm/mL

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

NGSS.MS-LS1-7

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

Flammability (burns): Chemical or Physical Property

• Chemical Property
• Physical Property

Tags

NGSS.MS-PS1-2

Solubility (dissolves): Chemical or Physical Property

• Chemical Property
• Physical Property

One cup of water is left outside for two days when it was checked there was only half a cup left. What happened?

• evaporation; chemical change
• condensation; physical change 
• evaporation; physical change
• condensation; chemical change

Tags

NGSS.MS-PS1-4

NGSS.MS-ESS2-4