Physical and Chemical Changes

Which is a change in size, shape, form, or state, where the matter's identity does NOT change?

• chemical change

• physical change

Digestion is an example of what type of change?

• chemical

• physical

A white, solid substance was formed when mixing two liquids in a lab. What is the term for the substance?

• endothermic reaction

• physical change

• precipitate

• physical property

What type of change alters the composition of a substance?

• chemical

• physical

What type of change alters the appearance of a substance, but not the composition?

• chemical

• physical

Which is NOT an example of a chemical change?

• rotting food

• baking soda reacting with vinegar

• metal rusting

• salt dissolving in water

Which of the following does NOT have a definite shape or volume?

• solid

• liquid

• gas

A __________ has a definite shape and volume.

• solid

• liquid

• gas

Which one has a definite volume, but not a definite shape?

• solid

• liquid

• gas

When we talk about solid, liquid, or gas, we are talking about matter's phase or physical ________

• change

• condition

• state