Atoms and Molecules

Which part of an atom is POSITIVELY charged?

• protons
• neutrons
• electrons
• atoms

What part of an atom is NEGATIVELY charged?

• protons
• neutrons
• electrons
• atoms

What is the term for combining 2 or more atoms together?

• atoms
• elements
• molecules
• compounds

Tags

NGSS.MS-PS1-1

What is the picture displayed?

• Carbon Dioxide

• Water

• Gasoline

• Liquid Nitrogen

Tags

NGSS.MS-PS1-1

All matter is made of what

• energy

• atoms

• electrons

• compounds

Tags

NGSS.MS-PS1-1

Particles in an atom that are neutral and have no charge are 

• negatrons 
• electrons 
• neutrons 
• protons 

The central region of an atom where its neutrons and protons are is called it's __________ .

• nucleus

• electron cloud

• core

• center

This compound known as H₂O is more commonly know as what?

• Water

• Carbon dioxide

• Hydrogen peroxide

• Toothpaste

Tags

NGSS.MS-PS1-1

When you heat matter, what happens to the atoms and molecules?

• they move faster 
• they move slower
• they stop moving
• they stay the same

Tags

NGSS.MS-PS1-4

In a solid, the molecules are - 

• close together
• moving around
• moving fast