States of Matter
Anything that has mass
Burning wood
Chemical
What is a mixture?
2 or more substances combined together
Name a way to change water physically
Evaporate/Freeze
Measure of how quickly particles in substance are moving
Temperature
State of matter where particles vibrate in place
Solid
Chewing food
Physical
How can you remove the salt from ocean water?
Boil away the water
Evaporation
Liquid to gas
Property of matter that allows heat to flow through it
Conductor
Explain the particle motion of gas using 2 words.
Fast and free
Lemon juice and baking soda
Chemical
True or False: Mixtures cannot be separated.
False
What is it called when a gas changes into a liquid?
Condensation
Property of matter that is a poor conductor
Insulator
Gas has ___________ shape and volume
Indefinite
True or false: The mass of a lit match out in the open changes.
True, it changes to something else.
Will the mass of a substance change if it gets mixed together with something else?
No, the mixture will have a greater mass, but the substance's mass does not change
What needs to be added/taken away in order to change the state of matter of a substance
Heat
If a material has thick walls then at what speed will the temperature increase?
Slowly
State of matter with a definite volume but indefinite shape
Liquid
Pouring Jello into a mold
Physical
How can you remove the iron from a mixture of iron fillings and sand?
By using a magnet.
True or False: The mass of an ice cube changes when it melts to water
False
Why do you not burn yourself holding a cup of hot chocolate?
Because the cup itself is a good insulator that keeps me from burning my hands