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Scientific Method
SI Base Units
Metric Prefixes
Accuracy vs Precision
Sig Figs
100
a testable statement that predicts the outcome of an experiment. ex. Student who are left handed get better grades in chemistry.
What is HYPOTHESIS
100
The unit of measure of TIME in the SI system.
What is the second
100
A prefix that means 100 m
What is a hectometer
100
a group of data points that are near the TARGET but not close together
What is ACCURATE but not PRECISE
100
0.345 kg
What is 3 sig figs
200
A broad generalization that explains a body of facts, thoroughly tested by many observers with a positive outcome
What is THEORY
200
What is the SI unit of LENGTH
What is the meter
200
What unit is equal to 1000 mm
What is a meter
200
A bunch of soccer shots that are to the lower right, but JUST outside the goal are...
What is PRECISE, but not ACCURATE
200
0.003451 ms
What is 4 sig figs
300
a logical approach to solving problems in chemistry and possibly in life situations. Many steps are involved
What is the Scientific Method
300
What is the SI unit for TEMPERATURE
What is the Kelvin (C+273=K)
300
1 km is equal to ____ meters
What is 1000 m
300
A bowler gets 5 strikes in a row by hitting just to the right of the center pin.
What is ACCURATE and PRECISE
300
200,000 km
What is 1 sig fig
400
The Big Bang, Evolution, or even Plate Techtonics
What are three scientific THEORIES with extensive scientific support
400
The SI Unit for mass
What is the kilogram (kg)
400
1 x 106 microseconds = 1 _______
What is second
400
A score of 65%, 67%, 64%, and 66% on your most recent English vocab quizzes.
What is precise, but not quite so ACCURATE
400
2.03410 x 104 m
What is 6 sig figs
500
50 mL, 200 ms, or even 4.567 g are what type of measurements
What ar quantitative measurements
500
What is the SI unit for AMOUNT OF a SUBSTANCE, or a furry ground dwelling mammal.
What is a MOLE
500
The density of a a sample of metal with a mass of 35.75 g and a volume of 3.97 mL
What is 9.01 g/ mL
500
hitting Mike Dowd repeatedly in the back of the head with spit balls, but trying to hit Mr. Hausmann
What is PRECISE, but not ACCURATE. (FUN either way)
500
6.52 x 102 cm x 2.3 x 103 cm
What is 1.5 x 106 cm2