7th Grade Atoms

What is an atom?

• A subatomic particle

• The smallest unit of matter

• A chemical

Tags

NGSS.MS-PS1-1

What charge does an electron have?

• Positive

• Negative

• Neutral

Tags

NGSS.MS-PS2-3

What charge does a neutron have?

• Negative

• Neutral

• Positive

Tags

NGSS.MS-PS1-1

What charge does a proton have?

• Neutral

• Positive

• Negative

Tags

NGSS.MS-PS1-1

What is the outer most shell of an atom called?

• The exosphere shell

• The caboose shell

• The valence Shell

Tags

NGSS.MS-PS1-1

What is the center of an atom called?

• Middle part

• Center area

• Nucleus

Tags

NGSS.MS-PS1-1

Where is the electron cloud found?

• The center

• Surrounding the outside of an atom

• Surrounding each individual proton

Tags

NGSS.MS-PS1-1

This is a model of Boron, how many electrons does Boron have?

• 5

• 4

• None

Tags

NGSS.MS-PS1-1

This is a model of Lithium, how many electrons does Lithium have?

• 3

• 4

• 5

Tags

NGSS.MS-PS1-1

How many electrons can go into the first shell of an atom?

• 1

• 3

• 2