SITB lessons 22-24

What do the balls represent?

• atoms

• candy

• toys

• salt

Tags

NGSS.MS-PS1-1

What do the bars represent?

• arms

• chemical bonds

• friendship

• straws

Tags

NGSS.MS-PS1-1

What do the white balls (atoms) represent?

• hydrogen atoms

• cat atoms

• copper atoms

• large atoms

Tags

NGSS.MS-PS1-1

What does the red ball (atom) represent?

• tall atom

• tree atom

• bouncy atom

• oxygen atom

Tags

NGSS.MS-PS1-1

Two or more atoms linked together to make a substance with unique properties is called what?

• molecules

• liquid

• gas

• solid

Tags

NGSS.MS-PS1-1

True or False? Water is a collection of tiny molecules you cannot see.

• True

• False

Tags

NGSS.MS-PS1-1

What is the smallest chemical unit of matter called?

• ball

• red

• atoms

• white

Tags

NGSS.MS-PS1-1

What is the bond that holds atoms together in a molecule?

• friendship

• chemical bond

• glue

• tape

Hydrogen is a colorless, odorless, flammable ___.

• gas

• liquid

• solid

• cake

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is gas that people and animals breathe in to survive?

• hydrogen

• carbon

• oxygen

• steam