Substances
The word that means made of one type of atom or molecule.
Substance
What physical property means to be dented, shaped, or bent?
Malleable
What type of change is cutting a paper?
Physical change
Why aren't mass, size, and shape not properties?
Because they can be changed.
What sports season is currently active
football and soccer
True or false: Cereal is a pure substance?
False
what vocabulary term means to have particles tightly compacted together in a given volume?
Density.
What type of change is burning wood?
Chemical change
Which property is the ability to dissolve a solute into a solvent?
solubility
When's Ms. Jay's Bday?
Next Tuesday or Sept. 20th
What do we use to differeniate substances?
Properties.
what are properties?
What is boiling point?
the temperature at which a liquid turns into a gas.
Which property demonstrates the specific temperature at which a substance melts?
Melting point
What plant makes fries
Potatoes
What about the particles make a substance pure?
The particles have to be the same through and through.
What subatomic particles are found in the nucleus and a positive and neutral?
Protons & Neutrons
What are evidence of a chemical change?
color/odor change, production of gas or a precipate (solid), and absorb/release of energy
Which property is used to demonstrate a substance's ability to catch on fire?
flammability
Name a continent.
N. America, S. America, Europe, Asia, Africa, Australia, & Antarctica
Why is chalk and water considered pure substances?
Because the have the same molecule all the way through.
The sumation of protons and neutrons in the nucleus?
Atomic mass.
What are the factors that affect solubility?
Particle size, temperature, shaking, stirring
Why are the properties of substances necessary?
The properties are necessary because they help you identify different substances
What number comes after 99?
100