Vocabulary
Physical Change
Chemical Change
Matter
MNMs
100
Anything that has mass (weight) and takes up space.
What is MATTER?
100

Is a melted popsicle an example of a physical change? and why

What is YES? You can melt and refreeze a popsicle and it will still be a popsicle. (change in state of matter)

100

Is rust an example of a chemical change? and why

What is YES? You cannot change rust back into the metal is was before; therefore, it is a chemical change. (A NEW STUBSTANCE HAS BEEN FORMED)

100

Name the 3 states of matter.

What are SOLID, LIQUID, GAS?

100

High melting point and Malleability

what is a metal?

200
These are the characterstics of an object and you use your senses to identify them.
What are PHYSICAL PROPERTIES?
200
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.
200

Name the two indicators of a chemical change.

What are color change, gas , temperature change, precipitate?

200

particle are tightly packed together, the volume and shape are fixed

what is a solid?

200

located on the bottom of the periodic table and expensive processing

what are Rare Earth Element

300
Type of change where a new substance is created.
What is a CHEMICAL CHANGE?
300

electricity and heat pass through elements well

what is conductivity?

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

brittle and usually gases at room temperature

what is nonmetals?

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

The basic unit of matter

What is a atom?

400

located on the staircase, solid at room temperature but also brittle, Silicon(Si) is an example

what is metalloids?

500
This type of matter keeps a definite shape.
What is a SOLID?
500

the ability of an object to sink or float when compared to another substance

what is relative density?

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

tiny piece of matter formed when two or more atom combine

What is molecule?

500

element or compound: H20

what is a compound? (each element begins with a capital letter)

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