States of Matter

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

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

Particles of a liquid

• are tightly packed together and stay in a fixed position.
• have no viscosity.
• decrease in volume with increasing temperature.
• are free to move around one another but still touch.

Tags

NGSS.MS-PS1-4

The speed of the molecules determines the _____.

• volume
• density
• pressure
• temperature

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which has a greater distance between particles?

• Solid
• Liquid

Tags

NGSS.HS-PS1-3

Which is a property of matter that you CANNOT observe just by looking at an object?

• temperature
• shape
• color

Volume is.....

• the weight of an object
• the gravity of an object
• how much space an object takes up
• measured with a balance scale