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42 Cards in this Set

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What are the 7 steps to the Scientific Method?
1) Define the Problem
2) Research
3) Form a Hypothesis
4) Conduct the Experiment
5) Record & Observe Data
6) Analyze Data
7) Conclusion
DRFCRAC
What is the origin of the Metric System?
French
What is the defination of Metric System?
a system of communication, universal among scientists.
____ of _____...
SI Units stands for?
System International
What is the order of the stair-step system?
Kilo
Hecta
Deca
_m_l_g
Deci
Centi
Milli
What is work measuered in?
Joules
Volume is measured in?

We use the ______ to measure it?
liters

graduated cylinder
Weight/Mass is measured in and uses?
grams

triple beam balance
Time is measured in?
Seconds
Temperature is measured in?

F --> C?
C --> F?
Degrees Celsius
F-> C = (9/5 x C)+ 32
c-> F = (F - 32) x 5/9
Scientific Notation
ex. What is 4,500,000
and.000000007?
4.5 x 10 (6)
7 x 10 (-9)
What are the 3 necessities of life?
1) Reproduction
2) Growth
3) Respond
Growth:
What 2 ways can growth occur?
The ability to increase in mass.
1) cells increase in size
2) cell number increases
Assimilation:
Taking raw materials and turning them into something usuable
Reproduction:
Is necessary for ____
producing a new individual.

necessary for SPECIES but not for the INDIVIDUAL
2 forms of reproduction?
Assexual
and Sexual
Response:
the reaction to a stimuali
ex. giving an organism food causes it to grow.
Metabolisim:
the sum of all chemical activities that MUST be carried out for survival
Digestion:
breaking down food into smaller particles.
Respiration:
obtaining of energy
Synthesis:
metabolic process where materials make something new.
Homeostasis:
the state of balance that all chemical activities must occur in.
Spontaneous Generation:
hypothesis that stated that living things came from the non-living
Believed in spontaneous generation
Aristotle
Italian Scientist who observed rotten meat. Proved biogenisis when trying to prove Abiogensis
Redi
English Scientist who accidently proves Abiogensis
Needham
Italian scientist who repeated the experiments and came up with the real answer, Biogensis
Spalbinani
French Scientist proved Biogenisis and used Goose-necked flasks
Pasteur
Ionic Bond
A bond formed by electrical attraction between two peroxides.
Cat-ion is ___
Anion is ____
Cat-ion is +
Anion is -
Reactants:
A compund or element included in a reaction
Products:
compounds formed by chemical reactions
Exergonic Reaction
release of energy
Exit
Endergonic Reaction
absorb energy
In
Activation Energy
amoung of energy needed to start a reaction
catalysts
reduce the amount of energy needed
3 different groups on the periodic table?
Metals, Non-metals, and Inner Gases
Organic Compounds are made up of what?
C Carbon
Chemical Formula
A combination of element symbols and numbers each will be representing elements and indicate the number of molecules
Mixture
2 or more substanced that are mixed together but not chemically combined
Heterogenous Mixture
Different throughout, not an equal proportion
ex. M'M's, skittles
Homogenous Mixture
same throughout equal proportions
Tea, Kool-aid