Changes in Matter

Question 1

Which of the following could be classified as matter? Check all of the boxes that apply.

Revolt · Accepted Answer

desk; water; cloud; helium

Question 2

Determine whether each statement is a description of a physical property or a chemical property.Sodium metal reacts vigorously with water to produce hydrogen gas.

Revolt · Accepted Answer

chemical

Question 3

Steel is attracted to magnets.

Revolt · Accepted Answer

physical

Question 4

The metal is observed to begin to melt when the temperature of its container is approximately 29°C. The metal is most likely copperleadmercurytin✔ gallium.

Revolt · Accepted Answer

✔ gallium

Question 5

Determine whether each statement is an example of a physical change or a chemical change.Paper is shredded.

Revolt · Accepted Answer

physical

Question 6

An egg is fried.

Revolt · Accepted Answer

chemical

Question 7

Determine whether each statement is an example of a physical change or a chemical change.Wood is burned.

Revolt · Accepted Answer

chemical

Question 8

Dry ice (solid carbon dioxide) vaporizes to form carbon dioxide gas.

Revolt · Accepted Answer

physical

Question 9

Determine whether each statement is an example of a physical change or a chemical change.Newspaper yellows in the sun.

Revolt · Accepted Answer

chemical

Question 10

Wax melts on a hot stove.

Revolt · Accepted Answer

physical

Changes in Matter Answers

More from this Course

TRY EDGENUITY HACKS