8th Grade Science Unit 1.1 (Standards Quiz #1)

All matter is made of ...

• energy.

• atoms.

• electrons.

• compounds.

Tags

NGSS.MS-PS1-1

What are atoms?

• The smallest unit of living things.

• The largest particle of an element.

• Negatively charged.

• The smallest particle of an element.

Tags

NGSS.MS-PS1-1

Which subatomic particle has a negative charge?

• proton

• neutron

• electron

Which subatomic particle has a positive charge?

• proton

• neutron

• electron

Which subatomic particle has a neutral or no charge?

• proton

• neutron

• electron

The structure of an atom is mostly composed of...

• protons.

• neutrons.

• electrons.

• empty space.

the central region of an atom where its neutrons and protons are is its 

• nucleus 
• electron cloud
• core 
• center 

Tags

NGSS.MS-PS1-1

Which number here is my atomic number?

• 5
• 10.811

Tags

NGSS.MS-PS1-1

How many protons does this atom have?

• 2.5
• 6
• 5
• 10.811

Tags

NGSS.MS-PS1-1

How many Electrons

• 2.5
• 5
• 6
• 10.81

Tags

NGSS.MS-PS1-1