Unit #1 Pre

Solids have

• definite mass, volume and shape
• definite mass and volume but not a definite shape
• no definite mass, volume or shape

Liquids have

• a definite mass and volume, but not a definite shape
• a definite mass, volume & shape
• no definite mass, volume or shape

Which state of matter do these molecules represent?

• gas
• liquid
• solid
• plasma

The speed of the molecules determines the _____.

• volume
• density
• pressure
• temperature

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

a sugar cube is ground up

• physical change
• chemical change

water is heated and changed to steam

• physical change
• chemical change

pancakes cook on a griddle

• physical change
• chemical change

A precipitate is a ________ that separates from solution

• Liquid
• Gas
• Solid

Rust (Iron Oxide) would be classified as what kind of matter?

• Element
• Compound
  
• Heterogeneous Mixture
• Homogeneous Mixture

Can only be separated by chemical means.

• element
• Heterogeneous mixture
• compound
• Homogeneous mixture

Tags

NGSS.MS-PS1-5