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Vocabulary
Physical Change
Chemical Change
Matter
Properties
100
Anything that has mass (weight) and takes up space.
What is MATTER?
100
Is a melted popsicle an example of a physical change?
What is YES? You can melt and refreeze a popsicle and it will still be a popsicle.
100
Is rust an example of a chemical change?
What is YES? You cannot change rust back into the metal is was before; therefore, it is a chemical change.
100
True or False. If you know the weight of a portion of an object than you CANNOT determine the weight of the whole object?
What is FALSE?
100
You use these to help you identify the physical properties.
What are YOUR SENSES?
200
Type of change where a new substance is created.
What is a CHEMICAL CHANGE?
200
Name a food that is an example of a physical change.
What is a salad or trail mix?
200
Name a food that is an example of a chemical change and explain why.
What is a cake, because you cannot turn a cake back into the eggs, flour, sugar, etc. that you mixed together?
200
These molecules can move freely and will take the shape of any container you put them in.
What is a LIQUID?
200

The moment something turns from a solid to a liquid

What is melting point?

300
A type of change where the substance stays the same, but size and shape may change.
What is a PHYSICAL CHANGE?
300
Explain how water could be an example of a physical change.
What is freezing and melting water to and from ice is an example of a physical change?
300
True or False. Turning peanuts to peanut butter is an chemical change.
What is FALSE? To make peanut butter, you grind up roasted peanuts, so nothing new is being created.
300
These molecules move rapidly and freely whereever there is open space.
What is a GAS?
300

How well something can resist being scratched or dented

What is hardness?

400
This type of matter keeps a definite shape.
What is a SOLID?
400

Give me an example of a physical change.

Answers will vary

400

Give me an example of a chemical change.

Answers will vary.

400
Identify 1 example of a solid, liquid, and gas.
What is Solid- desk, book; Liquid- water, lemonade; Gas- helium, air?
400

The smell of something

What is odor?

500

This type of matter has no definite shape or volume.

What are a gas?

500
Is Alka-Seltzer and water an example of a physical change?
What is NO? When you mix Alka-Seltzer and water, bubbles form, which indicates a chemical change as taken place.
500

Name ALL the indicators of a chemical change.

What are color change, bubbles, temperature change, change in smell/taste, formation of a solid?

500
Name the 3 types of matter.
What are SOLID, LIQUID, GAS?
500

Mass / Volume

What is density?