States of Matter - recap

How is a gas defined?

• no shape, no volume
• Definite shape, definite volume
• Found in stars
• Definite volume, no shape

Tags

NGSS.5-PS1-3

Bob is comparing a metal rod, a cup of water, and a balloon filled with air. In which of these are the molecules closest together?

• Solid

• Liquid

• Gas

• plasma

Tags

NGSS.MS-PS1-4

Define a liquid

• no shape, no volume
• Definite shape, definite volume
• Found in stars
• Definite volume, no shape

• It remains the same.
• It changes greatly.
• It changes minimally.
• Unable to tell.

Tags

NGSS.MS-PS1-4

Scarlett notices frost forming directly on her window from the air on a cold morning. What is the process called when a gas changes directly to a solid?

• Sublimation

• Condensation

• Deposition

• Evaporation

Tags

NGSS.MS-PS1-4

Jake heats a pot of water on the stove. At higher temperatures, what happens to the particles in the water?

• 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

Benjamin is observing three different substances: a block of ice, a glass of water, and a balloon filled with air. He wonders which one has particles (molecules) with more energy. Particles (molecules) in a ______________________ have more energy than the other states of matter.

• gas

• solid

• liquid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Matter is made up of particles. Which of the following statements is true about these particles?

• The particles that make up solids do not move

• The particles that make up liquids do not move

• The particles that make up all matter are constantly in motion

• Only the particles that make up gases are constantly in motion

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What happens to the speed of particles when heat is added to a substance?

• They stop moving

• They move faster

• They move slower

• They form bonds

What is the best explanation for why gases can be compressed?

• Gas particles hav emass

• Gas particles are closely packed

• Gas particles have space between them

• Gas particles are frozen