Physical and Chemical Changes and Properties Quiz

What is a physical change?

• A change where a substance is altered but not transformed into another substance

• A change that forms a new substance

• A change that cannot be reversed

• A change that always involves burning

Which of the following is an example of a physical change?

• Breaking a glass bottle into tiny pieces

• Burning a piece of firewood

• Baking soda reacting with vinegar

• A piece of food becoming moldy

What is a chemical change?

• A change that results in the formation of new chemical substances

• A change that can easily be reversed

• A change that only affects appearance

• A change that does not alter composition

Which of the following is a chemical change?

• Baking soda reacting with vinegar

• Water evaporating from a puddle

• Chopping wood

• Breaking glass

Which of the following is a characteristic of a physical change?

• NO new substance is formed.

• Formation of new substances

• Cannot be reversed

• Change in chemical properties

What type of change is water evaporating from a puddle?

• Physical change

• Chemical change

• Nuclear change

• Biological change

What happens to the composition of a substance during a physical change?

• It does not change

• It forms a new substance

• It becomes toxic

• It burns

Which of the following changes can usually be reversed?

• Physical changes

• Chemical changes

• Nuclear changes

• Biological changes

What is an example of a chemical change from the list?

• A piece of food becoming moldy

• Chopping a pile of wood

• Breaking a glass bottle

• Water evaporating

Which property can only be observed by changing the identity of a substance?

• Chemical property

• Physical property

• Shape

• Texture