Matter
What is Matter? (Two things)
Anything that has mass and takes up space
Is salt water a mixture?
Yes
Give an example of a physical change.
Answers will vary
What color pants was Mr. Linehan wearing yesterday?
Salmon/Pink
This state of matter is the most dense
What is a solid.
Give two examples of things that are not matter.
Time, light, sound, gravity
Define and give an example Homogenous Mixture
Evenly mixed parts, cannot see the difference.
Give an example of a chemical change.
Answers will vary.
What is the formula for Density?
Mass/Volume = Density
Give three examples of Endothermic Phase Changes.
Melting, Sublimation, Vaporization, Evaporation,
If matter cannot be separated by physical means then it is considered........
A pure substance
Define and give an example of a Heterogenous mixture
Uneven parts, can see the different pieces
Is mixing kool-aid, water, and sugar together a chemical or physical change?
Physical
Is a state of matter a chemical or physical property?
Physical
Give three examples of Exothermic Phase Changes.
Freezing, Condensation, Deposition
This type of matter can be separated by physical means.
What is a mixture.
I am a pure substance that can be separated by chemical means. What am I?
A compound
If I have a mass of 500g and a volume 50 cm cubed. What would my density be?
List the three main states of matter from most dense to least dense.
Solid, Liquid, Gas
What are the five different states of matter?
Solid, Liquid, Gas, Plasma, Bose-Einstein Condensate
What is a suspension? Give an example
A mixture where the components temporarily mix with agitation, but settle and separate over time.
What is a solute?
What are the five indicator(s) of a chemical change?
Color Change, Temp. change, odor change, gas produced, and precipitate formed.
Define temperature.
Temperature is the measure of average kinetic energy of a substance.
Draw the heating curve on a white board. Please label all parts/phases.
Answers will vary, but must include boiling point, melting point, solid, liquid, and gas.