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28 Cards in this Set

  • Front
  • Back
  • 3rd side (hint)
examples of matter
book
hare
nell
dog
cat
humans
air
ect.
aka anything
non-examples of matter
1.vacuum
2.space
3.thoughts
4.emotions
1.sweep
2.ship goes through____
3.brain work
4.feel
density is the relationship between a substances____ and______________.
mass & volume
what is the formula 4 density?
D= _m_
v
I love density
how do you find the volume of an irregular object
displacement
bathtub overflowing
ex: rock
how do you find the volume of a regular object?
V= L x W x H
or displacement
bcking a cake is an example of a:
a.phisical change
b. chemical change
c.phase change
d. both b&c
b. chemical change
which involves the process ofa phisical change?
a.frying an egg
b. mrs. terrell's "elephant toothpaste
c.digesting food
d.melting ice cream
d.melting ice cream
which one only changes in aperence?
photosynthesis is co2+ H2O + ENERGY(SUNLIGHT)=C6H1206(SUGAR)+O2
WHAT KIND OF CHANGE IS THIS?
chemical change
a diferent substance
co2+ H2O + ENERGY(SUNLIGHT)=C6H1206(SUGAR)+O2

what part of the equation does not matter?
Energy
Burning ANYTHING is what kind of change?
A Chemical change
WHat might you observe during a chemical change? (Three things)
Gas being given off, color change, and a precipitate forming
How many different types of atoms are found in any amount of ONE element?
one
How many types of atoms are found in any amount of a compound?
Two or more
Ho many TYPES of atoms are there in the following compound?

C6 H12 O6
three
When you combine two or more atoms you can get a ____________ or a ___________
Molecule or compound
How many ATOMS total are there in one molecule of vitamin A (C20 H30 O)
fifty (one)
How many atoms TOTAL are there in a molecule of this compound?

C6 H12 O6
twenty four
What elements are present in this molecule?

C6 H12 O6
Hydrogen, Carbon, Oxygen
HOw many types of atoms are there in one molecule of vitamine A?

C20 H30 O
Three
The substances presentat the beginning of a chemical reaction
Reactants
The substances formed by a chemical reaction
products
During a chemical reaction, bonds between atoms in the reactants are __________ and new bonds are formed in the products
broken
In a chemical reaction...

(what is not created or destroyed?)
atoms
What are the three things that make up an atom?
Protons, neutrons, and electrons
What are atoms?
The building blocks of all matter
What is an element
An element consits of one or more atoms of the same type
Use the word atom in definition
What is the difference between a compound and a mixture?
A mixture can be seperated but a compound cannot.