Changes of State

Question 1

Melting butter is a physical change. Which best describes what is happening?

Revolt · Accepted Answer

The butter contains a new arrangement of atoms.

Question 2

Use the drop-down menus to determine the changes of state that are missing from the triangle.

Revolt · Accepted Answer

✔ sublimation; Label A:: sublimation; Label B:: condensation; Label C:: melting

Question 3

✔ condensationmeltingsublimation

Revolt · Accepted Answer

✔ condensation

Question 4

condensation✔ meltingsublimation

Revolt · Accepted Answer

✔ melting

Question 5

Use the drop-down menus to match each description with the appropriate change of state.

Revolt · Accepted Answer

Piles of snow turn to puddles of water.: melting; Puddles of water gradually dry up.: evaporation; Frost builds up on a window.: deposition

Question 6

boiling✔ evaporationcondensation

Revolt · Accepted Answer

✔ evaporation

Question 7

✔ depositionsublimationvaporization

Revolt · Accepted Answer

✔ deposition

Changes of State Answers