Chem PC #02 States of Matter

________________is a form that flows , has constant volume, and takes the shape of its container.

• solid

• liquid

• gas

• plasma

Tags

NGSS.MS-PS1-4

A ____________________ is a transition of matter from one state to another

• chemical change

• phase change

Tags

NGSS.MS-PS1-4

A gas

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

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

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-PS3-5

The drops of water that appear on the outside of a glass of cold juice on a warm day are an example of?

• Sublimation: A solid turning into a gas.
• Condensation: A gas changing to a liquid.
• Evaporation: A liquid changing to a gas.
• Deposition: A gas changing to a solid.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS1-2

In which state are the distances between the particles greatest?

• Both gas and liquid

• Liquid

• Gas

• Solid

Tags

NGSS.HS-PS1-3

Liquids have the ability to flow because

• There are strong forces of attraction between the particles

• Their particles are arranged in a regular pattern

• Their particles can slide over each other

• Their particles are very far apart

Tags

NGSS.MS-PS2-2

Water exists as a _____________ at 700 mmHg and 50 °C.

• solid
• liquid
• gas
• supercritical fluid

At 10 atm, dry ice is heated from -100 °C to 30 °C.  What changes occur?

• freezing, then condensation
• melting only
• sublimation only
• melting, then boiling

What state of matter is X?

• solid 
• liquid
• gas
• supercritical fluid

Tags

NGSS.HS-PS3-4