Chemistry Unit (IQWST IC2): Lessons 1-5

A substance is:

• made of more than one substance (or more than one type of atoms or molecule)

• made of only one type of material (atoms or molecules) all the way through

• a unique characteristic that helps identify a substance and distinguish one substance from another

Tags

NGSS.MS-PS1-1

A mixture is:

• a unique characteristic that helps identify a substance and distinguish one substance from another

• made of only one type of material (atoms or molecules) all the way through

• made of more than one substance (or more than one type of atom or molecule)

A property is:

• made of only one type of material (atoms or molecules) all the way through

• made of more than one substance (or more than one type of atom or molecule)

• a unique characteristic that helps identify a substance and distinguish one substance from another

Tags

NGSS.MS-PS1-1

Which is an example of a mixture?

• 24k Gold

• Chalk

• Drinking water

• Pepperoni Pizza

Which is an example of a substance?

• Chalk

• A bag of Skittles

• Chocolate milk

• Air

The temperature at which a solid substance starts to become a liquid?

• Hardness

• Melting Point

• Color

• Solubility

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which of the following would be the capacity of one substance to dissolve in a liquid ?

• Hardness

• Melting Point

• Density

• Solubility

The Density of an object is calculated by using this equation:

• Length x Width x Height

• Mass / Volume

• Volume / Mass

• Volume x Mass

A measure of how tightly packed the matter is in a substance is called:

• Density

• Mass

• Volume

• Property

A measure of the amount of matter in a substance is called:

• Density

• Mass

• Volume

• Property