Atoms, Molecules and Matter

How did the molecules in the solid react when heated?

• they moved at the same speed
• they moved more quickly
• they moved more slowly
• they did not move

What charge does a Proton have?

• Negative
• Positive
• Neutral
• Carbon charge

What charge does an Electron have?

• Negative
• Positive
• Neutral
• Complicated

What is an element?

• consists of one atom and cannot be broken down into a simpler substance
• Fire, Earth, Water, Wind
• a substance consisting of atoms that have 10 or more protons
• The ingredients used in a 5-star restaurant

What is the smallest?

• worm
• molecule
• galaxy
• atom

Tags

NGSS.MS-PS1-1

Name this compound: H₂O

• Water
• Carbon dioxide
• Hydrogen peroxide 
• Sulfuric acid

Tags

NGSS.MS-PS1-1

In a solid, the molecules are - 

• close together
• moving around
• moving fast

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

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

If you cool a liquid, it will - 

• freeze
• melt
• evaporate
• stay the same

The four states of matter are - 

• solid, liquid, gas, plasma
• solid, plasma, liquid, air
• gas, liquid, air, fire
• water, air, ice, liquid