PRETEST Physical & Chemical Properties

A student finds the mass and volume of four mystery liquids. The student knows that the density of water is 1 g/mL. Based on the student's data above, which of the four mystery liquids is water?

• W

• X

• Y

• Z

Tags

NGSS.MS-PS1-2

Which of the following is good evidence that an unknown sample is a pure substance?

• After leaving a liquid to settle, it separates.

• After evaporating a liquid, a white powder is left behind.

• After evaporating a liquid, there is nothing left behind.

Which of the following is a chemical property?

• State of matter (solid, liquid, gas)

• Odor

• Color

• Flammability

• Density

Dissolving a solid into a liquid is a ___.

• physical change
• chemical change

Mass divided by volume is the formula for calculating----

• Mass

• Volume

• Density

• Matter

True or False:  The density of a specific type of material never changes.  

• True
• False

Put the liquids in order from most dense to least dense?

• 4, 3, 2, 1
• 1, 2, 3, 4
• 3, 4, 2, 1, 
• 4, 3, 1, 2

Tags

NGSS.5-PS1-3

An unknown substance has a volume of 5 cm3 and a mass of 68 g. Based on the information provided in the table above, what is most likely the identity of this substance?

• Germanium

• Iron

• Lead

• Mercury

Tags

NGSS.MS-PS1-2

Which of the following is a physical property?

• ability to rust

• boiling point

• rotting

• flammability

Tags

NGSS.MS-PS1-4

Melting a Popsicle in an example of a.....

• Physical Change

• Chemical Change

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4