Question

question 1 (1 point)
shape is a chemical property
true
false
question 2 (1 point)
density is an example of a
a chemical change
b chemical property
c physical change
d physical property
question 3 (1 point)
the ability of a match to burn is an example of a chemical change
true
false

Explanation:

• For Question 1: Shape is a physical property, not a chemical property as it can be observed without changing the substance's chemical composition.
• For Question 2: Density is a physical property as it can be measured without changing the substance's chemical identity.
• For Question 3: When a match burns, a new substance (ash, gases) is formed through a chemical reaction, so it is a chemical change.

Answer:

• Question 1: False
• Question 2: d. physical property
• Question 3: True