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
What is the way to make a solid to a liquid?

By increasing the energy

100
You use these to help you identify the physical properties.
What are YOUR SENSES?
200

These are the characterstics of an object and you use your senses to identify them.

What are PHYSICAL PROPERTIES?

200

Is gas a physical change?

Yes because it has a freezing point. 

200
Name the two indicators of a chemical change.
What are color change, bubbles, temperature change?
200

Name the 3 types of matter.

What are SOLID, LIQUID, GAS?

200
Name 2 physical properties of ice.
What are cold, hard, solid, wet, etc.?
300
Type of change where a new substance is created.
What is a CHEMICAL CHANGE?
300

Is solid a Physical change?

Yes because it has a melting point.

300
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?
300
These molecules can move freely and will take the shape of any container you put them in.
What is a LIQUID?
300
Name 2 physical properties of water.
What is liquid, wet, odorless, etc.
400
A type of change where the substance stays the same, but size and shape may change.
What is a PHYSICAL CHANGE?
400

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?

400
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.
400
These molecules move rapidly and freely whereever there is open space.
What is a GAS?
400
Explain how iron fillings and sand can be separated using physical properties.
What is iron is magnetic and sand is not, so you can use a magnetic wand to separate the two substances?
500
This type of matter keeps a definite shape.
What is a SOLID?
500

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!

500
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?
500
Identify 1 example of a solid, liquid, and gas.
What is Solid- desk, book; Liquid- water, lemonade; Gas- helium, air?
500
CHALLENGE (not on quiz). We can separate salt and water using physical properties. What do we call this process of evaproating the water to separate the salt?
What is DESALINATION?
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