Week 2_Understanding Phase Changes in Matter

Which of the following best describes condensation?

• Gas changes to liquid

• Liquid changes to solid

• Solid changes to gas

• Liquid changes to gas

Tags

NGSS.MS-PS1-4

Which phase change is the opposite of melting?

• Freezing

• Boiling

• Condensation

• Sublimation

Tags

NGSS.MS-PS1-4

A student observes water boiling and turning into steam. Which statement best explains what is happening to the water molecules?

• They are moving slower and getting closer together

• They are gaining energy and moving farther apart

• They are losing energy and becoming solid

• They are staying the same

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which phase change occurs when energy is added to a solid?

• Freezing

• Melting

• Condensation

• Deposition

Tags

NGSS.MS-PS1-4

A scientist cools a gas until it becomes a liquid. Which phase change has occurred, and what happened to the energy of the particles?

• Condensation; energy was removed from the particles

• Melting; energy was added to the particles

• Freezing; energy was removed from the particles

• Sublimation; energy was added to the particles

Tags

NGSS.MS-PS1-4

What is matter?

• Anything that moves

• Anything that takes up space and has mass

• Anything that gives off light

• Anything you can see only with a microscope

Tags

NGSS.5-PS1-1

A bottle filled with air is considered matter because___________?

• a) It is invisible

• b) It has no weight

• It has mass and volume

• It can change its shape

What makes up all matter in the universe?

• Atoms

• Cells

• Planets

• Liquids

Tags

NGSS.MS-PS1-1

Which measurement tells us how much matter an object contains?

• a) Length

• b) Mass

• c) Volume

• d) Weight only

When water freezes, what happens to the particles?

• a) They move farther apart and faster
  

• b) They lose energy and lock into fixed positions

• c) They disappear completely

• d) They spread far apart like in gases

Tags

NGSS.MS-PS1-4