Physical Changes

Physicist use what instrument to measure mass.

• thermometer

• graduated cylinder

• balance scale

• computer

What instrument do scientist use to measure volume?

• thermometer

• balance scale

• graduated cylinder

• computer

What instrument would a scientist use to measure temperature?

• thermometer

• balance scale

• graduated cylinder

• computer

Which thermometer shows the temperature where water freezes?

• 
• 
• 
• 

In which state of matter do the molecules move by vibrating

• solid

• liquid

• gas

• none

in which state of matter do molecules slide over one another

• solid

• liquid

• gas

• none

Tags

NGSS.MS-PS3-4

During a chemical change a substance looks different and chemical formula remains the same.

• true

• false

The changing of a liquid to a gas is called

• freezing

• melting

• vaporizing

• condensing

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

How can you make evaporation speed up?

• Make the surface area larger

• put it is the shade

• Pour the water in a jar with a small opening

• There is not way to speed evaporation

What are fluids?

• solid and liquids

• liquids and gas

• solid and gas

• all states of matter