Basics of Chemistry

Anything that takes up space and has mass is known as _______________.

• Matter
• Molecules
• Compounds
• Stuff

What are the building blocks of MATTER?

• Atoms
• Cells
• Protons
• Neutrons

Tags

NGSS.MS-PS1-1

At higher temperatures

• particles in an object have less energy
• particles in an object move faster
• a gas contracts

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A gas

• has a definite shape but no definite volume
• has a definite volume but no definite shape
• has fast-moving particles

Tags

NGSS.5-PS1-1

NGSS.5-PS1-3

Freezing

• Solid to gas
• Liquid to solid
• Gas to solid
• Liquid to gas

Tags

NGSS.MS-PS1-4

Boiling

• liquid to gas
• gas to solid
• gas to liquid
• solid to liquid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which state of matter has tightly packed molecules?

• solid
• liquid
• gas

Tags

NGSS.5-PS1-1

Which state of matter has a definite shape?

• solid
• liquid
• gas

What is happening when my ice cream changes from a solid to a liquid?

• freezing
• melting
• burning
• evaporation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Define a liquid.

• Indefinite shape, indefinite volume
• Definite shape, definite volume
• Found in stars
• Definite volume, indefinite shape

Tags

NGSS.MS-PS1-4