Matter Unit 2018-2019

If two atoms are copper atoms, they must have the same ________________.

• number of protons

• number of electrons

• charge of the atom

• size of atom

The separate atoms in a car can not be seen because they are __________________.

• moving too fast.

• packed to close together

• hidden under the surface

• too small

The H is the ________________________.

• Symbol

• atomic number

• the mass

• name

Tags

NGSS.MS-PS1-1

The smallest particle of an element is _____________________

• an atom

• an element

• a molecule

• a compound

Snow turns to liquid water when it __________________

• freezes

• melts

• condenses

• evaporates

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

Once water reaches 100 degrees C which point has the water reached

• evaporating

• melting

• freezing

• boiling

Tags

NGSS.MS-PS1-4

What happens to the physical state of water when it freezes.

• becomes warm

• expands

• contracts

• changes color

Tags

NGSS.MS-PS1-4

What property would you be determining if you use a balance and a graduated cylinder?

• length

• mass

• density

• volume

Density = ______________ / volume

• boiling point

• mass

• melting point

• size

___________= 22g/cm divided by 11g

• 10 cm

• 12 cm

• 2 cm

• 33 cm