Classification
Properties
States
Physical or Chemical?
Grab Bag
100
A type of matter formed by chemically joining two or more elements
Compound
100
Boiling point, solubility, color, taste and density are all examples of…
Physical properties
100
How do particles in a solid move?
They vibrate
100
Cutting a piece of paper in half
Physical
100
An object has a mass of 15 g and a volume of 4.5 cm^3. Find its density.
3.33 g/cm^3
200
Hydrogen, Gold, and Iron are all examples of…
Elements
200
A sheet of metal is 2 cm wide, 10 cm tall and 1.5 cm long. It has a mass of 42 grams. What is its density?
1.4 g/cm^3
200
The most common state of matter in the universe is…
Plasma
200
Burning a candle
Chemical
200
Bose-Einstein condensates are used to simulate conditions in…
Black holes
300
This is another name for a homogeneous mixture
Solution
300
Which property of matter measures a substance’s ability to dissolve?
Solubility
300
The amount of energy needed to change a material from the solid state to the liquid state is called…
Heat of fusion
300
Melting a candle
Physical
300
List two examples of where plasma can be found.
Stars and neon lights
400
Explain the difference between compounds and mixtures.
Compounds are chemically combined, mixtures are physically combined.
400
Aluminum has a density of 2.7 g/mL. When a piece of it is placed in a graduated cylinder with 11 mL of water, the water rises to 20 mL. Find the mass of the aluminum.
24.3 grams
400
Matter that has a fixed volume but no fixed shape is…
Liquid
400
Bike wheels rusting
Chemical
400
Draw the flowchart used for classifying matter.
500
Determine if the following mixtures are homogeneous or heterogeneous:
Saltwater
Vegetable soup
Milk
Homogeneous
Heterogeneous
Heterogeneous
500
Sketch a heating curve and label the parts.
500
Think about the changing states of matter diagram. Write the names for the following transitions:
Gas -> Liquid
Liquid -> Solid
Gas -> Solid
Condensation
Freezing
Deposition
500
Steam coming off of a shower
physical
500
List 3 of the signs that a chemical reaction has occurred.
Release of light
Temperature change
Odor change
Sudden color change
Gas given off
Sudden appearance of a solid (called a precipitate)