Chemical and Physical Change

Chemical and Physical Change

Review

Multiple Choice

Is this an example of a physical or chemical change?

• physical

• chemical

Multiple Choice

A __ change only changes the look of the substance but NOT the chemical make-up.

• physical

• chemical

Multiple Choice

Water is boiled and steam is produce. This is a physical change because the water particles

• have turned into something new,

• are still water particles.

• have reacted with each other

• have been destroyed.

Multiple Choice

A chemical change occurs when...

• the identity of a substance changes but its appearance does not.

• neither the appearance of a substance nor its identity changes.

• both the physical properties of a substance and its identity change.

• the appearance of a substance changes but its identity does not.

Multiple Choice

A __ change causes the substance to change to a new substances with different properties.

• physical

• chemical

Multiple Select

Identify all the examples that support the Law of Conservation of Mass through chemical changes.

• Steam rising off a pot of boiling water

• Carbon Dioxide being produced by mixing Baking Soda and Vinegar

• Carbon Monoxide released when the engine of a car burns fuel

• Adding food coloring to frosting

• Bread dough rising in a baker's oven

Multiple Choice

Is this an example of a physical or chemical change?

• physical

• chemical

Multiple Choice

Is this an example of a physical or chemical change?

• physical

• chemical

Multiple Choice

Is this an example of a physical or chemical change?

• physical

• chemical

Multiple Choice

Mixing sugar and water.

Is this an example of a physical or chemical change?

• physical

• chemical

Multiple Select

Choose all of the following that are PHYSICAL changes

Multiple Select

Choose all of the following that are CHEMICAL changes.

Multiple Choice

Vinegar + baking soda reaction.

Is this an example of a physical or chemical change?

• physical

• chemical

Multiple Choice

Is this an example of a physical or chemical change?

• physical

• chemcial

Multiple Select

Select all of the following events in which a chemical change occurs.

• Chocolate syrup dissolves into warm milk.

• Toast is lightly charred in a toaster.

• A piece of paper is cut up into 12 pieces.

• Two unknown liquids are mixed together and a gas is produced.

• Sugar is heated until it turns into a brown caramel sauce.

Multiple Choice

Is this an example of a physical or chemical change?

• physical

• chemical

Multiple Choice

Is this an example of a physical or chemical change?

• physical

• chemical

Multiple Choice

Which type of change is occurring with the bath bomb in water

• physical

• chemical

Multiple Choice

Is this an example of a physical or chemical change?

• physical

• chemical