Chemical and Physical Changes

Front

If a house made of toy blocks is taken apart and each block weighed separately, what will the total weight of all the blocks be?

Back

The same as the house

Front

Was the foam experiment a Chemical or a Physical change?

Back

Chemical Change

Front

When 5 grams of salt are dissolved in 100 ml of water, the water evaporates. How much salt would you expect to find in the container?

Back

5 grams

Front

5 grams of orange drink mix are dissolved in 100 grams of water. What would you expect the mixture to weigh?

Back

105

Front

What kind of change did this glass go through?

Back

Physical Change

Front

Which of the following is a physical feature of matter?

• Age
• Shape
• Beauty
• Location

Back

Shape

Front

How do you know when something is a solid?

Back

It will hold its shape itself

Front

If Amber mixes baking soda with vinegar, what will happen?

Back

Will bubble and form a gas

Front

What physical change will happen to ice when left in a warm room?

Back

It melted to water.

Front

Which is an example of a physical change with a piece of paper?

• The paper was cut into smaller pieces.
• The paper was eaten and digested by a termite
• The paper was burned and is now a pile of ashes.
• The paper was dissolved in acid.

Back

The paper was cut into smaller pieces.