Changes of State

Question 1

Brian made this table to organize his notes on changes of state.Which change of state has the wrong energy change listed?

Revolt · Accepted Answer

deposition

Question 2

A cylinder at left with balls evenly spaced throughout the cylinder with an arrow leading to a cylinder at right with balls stacked near the bottom of the cylinder.

Revolt · Accepted Answer

deposition

Question 3

On a cool morning, Uyen’s breath can form a cloud when she breathes out. Which changes of state are most responsible for Uyen seeing her breath in this way?

Revolt · Accepted Answer

condensation

Question 4

A cylinder at left with balls stacked near the bottom of the cylinder has an arrow leading to a cylinder at right cylinder with balls in a layer on the bottom of the cylinder.

Revolt · Accepted Answer

Atoms gain energy as a solid changes to a liquid.

Question 5

Which is the process by which a solid changes to a liquid?

Revolt · Accepted Answer

melting

Question 6

During which change of state would the volume of a substance increase the most?

Revolt · Accepted Answer

sublimation

Question 7

What happens if atoms lose energy during a change of state?

Revolt · Accepted Answer

The atoms are pulled together by attractive forces and become more organized.

Question 8

A cylinder at left with balls evenly spaced throughout the cylinder has an arrow leading to a cylinder at right cylinder with balls stacked near its bottom.

Revolt · Accepted Answer

Atoms lose energy as a gas changes to a solid.

Question 9

Which statement best describes the energy changes associated with evaporation and boiling?

Revolt · Accepted Answer

Atoms gain energy during evaporation and boiling.

Question 10

A cylinder at left has balls stacked near its bottom with an arrow leading to a cylinder at right with balls evenly spaced throughout the cylinder.

Revolt · Accepted Answer

sublimation

Changes of State Answers

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