Show:
Substances
Elements
Compounds
Gases
Everything ;)
100
A unique type of material different from every other material on Earth is called a...
Substance 
100
A fundamental substance that cannot be broken into simpler substances is called an... 
Element 
100
A substance made of two different kinds of atoms is called a 
Compound
100
What is between gas particle?
Nothing, empty space 
100
What happened when we added water to the Mystery Mixture?
It fizzed or bubbled.


(Also it got cold)

200
What is a chemical formula 
A code that represents the number and types of atoms in a substance 
200
Oxygen, gold and potassium are examples of ...
Elements 
200
Water is an example of a compound because it is made of two different elements.  What elements is water made of? 
Hydrogen and oxygen
200
Describe how gas particles move 

Gas particles move freely through space, traveling in straight lines until they bump into each other or the sides of their containers


200
Did a chemical reaction occur when we added water to the Mystery Mixture?
Yes 
300
What are 3 different ways a substance can be referred to?
chemical name, chemical formula, and common name 
300
What is the smallest particles of an element called? 
Atom 
300
The smallest piece of a compound is called a 
molecule 
300

Why can’t a plunger be pushed all the way down in a clamped syringe?


The plunger can not be pushed all the way down because there is air inside the syringe. The air takes up space, the plunger can not be pushed down into the same space.



300
What are the names of the particles inside an atom?
Proton, electron, neutron 
400
What two substances are in the Mystery mixture? 
Citric Acid and baking Soda 
400
The smallest piece of iron is an..
Iron atom
400
The smallest piece of carbon dioxide is a...
Carbon dioxide molecule 
400

What does the term compressed mean when describing gas particles?

Particles move closer together

400

Why does a plunger return to its original position when the force holding it down is removed?

The air particles inside the syringe bounce into the plunger pushing it back up into its original position

500
What is a chemical reaction?
When starting substances change into new substances 
500
Everything in the world is made out of..
elements! 
500

What is the difference between Co and CO?

Co = 1 element, cobalt


CO= a compound made of 2 different elements, oxygen and carbon

500

What does the term expanded mean when describing gas particles ? 

Particles move farther apart 

500

Can all gases be compressed? Explain why or why not? 


Yes because all gases have space in between their particles.