What state of matter does this picture best represents?

• Solid
• Liquid
• Gas

Tags

NGSS.MS-PS1-1

What state of matter does this picture best represents?

• Solid
• Liquid
• Gas

Tags

NGSS.MS-PS1-4

What state of matter does this picture best represents?

• Solid
• Liquid
• Gas

Tags

NGSS.MS-PS1-4

What do scientists believe all matter is made up of?

• dust
• particles
• water
• grains

What happens to the particles when you “cool off” a substance?

• speed up
• sink
• slow down
• run over each other

Tags

NGSS.MS-PS1-4

What happens to a substance when decrease its temperature?

• expands
• breaks down
• dissolves
• contracts

Which is smaller?

• grain of salt
• paperclip
• raindrop
• gas particle

___________________ is caused by the ________ of the particles in a substance without having it change its state of matter.

• Expansion, heating up
• Mixture, melting
• Small particles, millions
• State of matter, mixture

When heating up a substance, the particles begin to ________________________ and _______________________.

• expansion, heating up
• spread apart, move faster
• melting, state of matter
• small particles, millions

______________ is two or more substances mixed together without actually joining them so that they can be separated again.

• Spread apart
• Millions
• Mixture
• Small particles