The unit for density is mL/g.

• True
• False

Homogeneous mixtures are the same throughout.

• True
• False

In order to change a gas to liquid, more energy is required.

• True
• False

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A rock is placed in a graduated cylinder with 10 mL of water in it. The water level rises to 15 mL. The volume of the rock is:

• 2mL
• 10mL
• 5mL
• Can not be found from this data alone

Tags

NGSS.MS-PS1-2

What units are used for volume?

• g/cm³ and g/mL
• cm³ and mL
• cm and m
• g and kg

Which of the following are true about characteristic properties of matter? They:

• help identify substances.
• distinguish between substances.
• don't depend on how much of a substance there is.
• All of the above

Use a calculator.  A block of magnesium has a volume of 10.0 cm3 and a mass of 17.0g.  What is the density of the magnesium?

• 1.7 g/cm
• 1.70 g/cm³
• 0.59g/cm
• 0.59 g/cm³

Use a calculator. If a substance has a density of 2.0 g/cm³, and you have 4 g, what is its volume?

• 2cm
• 2cm³
• 8cm³
• 2g

Baking a cake would be considered a ____________. 

• Endothermic Reaction
• Chemical Change
• Physical Change
• Precipitate

Tags

NGSS.MS-LS1-7

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Iron rusting would be an example of a/an ___________.

• Physical Change
• Precipitate
• Chemical Change
• Exothermic Reaction

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5