Lavoisier & Friends
Freezing vs Fusing
Salad or Soy Sauce?
Recycling Energy
Beakers and Scales and Tubes OH MY!
100
The study of matter and the changes in matter
What is chemistry?
100
The physical property that makes metal pots good for cooking
What is a heat conductivity?
100
An example of this would be salad dressing
What is a heterogeneous mixture?
100
Sugar dissolving in water (physical or chemical)
What is a physical change?
100
The formula used to calculate density
What is mass/volume?
200
The smallest part of a substance
What is a molecule?
200
Characteristics used to describe matter
What are chemical and physical properties?
200
A mixture in which substances cannot be easily seen or easily separated.
What is a homogeneous mixture?
200
Fruit ripening (physical or chemical change)
What is a chemical change?
200
The air around us versus the air in a floating helium balloon (more or less dense)
What is more dense?
300
A single kind of matter that has a specific composition.
What is a substance?
300
The ability of iron to rust
What is a chemical property?
300
Substances in a ________________ keep their own properties
What is mixture?
300
Butter melting in a pan (exothermic or endothermic change)
What is an endothermic change?
300
The amount of matter in an object
What is mass?
400
The ratio of oxygen atoms to calcium atoms in a molecule of Calcium Carbonate (CaCO3)
What is 1 to 3?
400
The ability of ice to melt
What is a physical property?
400
When elements combine to form compounds, do properties change?
What is YES.
400
The energy stored in the bonds between atoms
What is chemical energy?
400
The SI unit of volume DAILY DOUBLE: The SI unit of mass
What is a cubic meter? DAILY DOUBLE: What is a kilogram?
500
The representation of elements in a compound, showing the ratio of atoms. DAILY DOUBLE: Example?
What is a chemical formula?
500
Another name for the ability for a substance to burn
What is flammability/combustion?
500
The four methods of separating mixtures DAILY DOUBLE: The method most likely used to separate iron and sulfur
What is distillation, magnetic attraction, filtration, evaporation. DAILY DOUBLE: What is magnetic attraction?
500
A change that alters the form or appearance of matter
What is a physical change?
500
The average density of room temperature water
What is a 1g/mL or 1g/cm^3?
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