Vocabulary
Physical Change
Chemical Change
Matter
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

Name the 3 states of matter.

What are SOLID, LIQUID, GAS?

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?
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?
400
This type of matter keeps a definite shape.
What is a SOLID?
400
CHALLENGE (not a quiz question): Explain how the water cycle an example of a physical change.
What is YES, it is a physical change, because water changes from a liquid/solid when it precipitates, to a gas when it evaporates, then forms back into a liquid when it condensates. Then the process repeats again with the same substance, WATER!
400
CHALLENGE (not a quiz question) Explain how a rocket launch is an example of a chemical change.
What is the fuel combines with another chemcial to produce large volumes of a hot gas that propel the rocket into space?
400
Identify 1 example of a solid, liquid, and gas.
What is Solid- desk, book; Liquid- water, lemonade; Gas- helium, air?
500

This type of matter keeps the shape of its container.

What is a liquid or a sold.

500

Name on type of chemical change?

What is slicing, cutting, breaking something?

500

True or False. A candle burning is an example of a chemical change.

What is true?

500

True or False. What substance does wood turn into when it burns?

What is ash?

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