Physics test 1
5.0(2)
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54 Terms
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Density
D=M/V
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Absolute error
Ea=|o-a|
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Relative error
Er=(|o-a|/a)\*100%
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Absolute deviation
Da=|o-m|
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Mean
Mean=Sigma\*x/n
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Relative Deviation
(|o-m|/m)\*100%
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Force
Newton=Kg\*m/s^2
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Energy
Joule=Kg\*m^2/s^2
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Acceleration
m/s^2
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Area
m^2
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Volume
m^3
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dm^3 in 1 Liter
1000 dm^3
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1 cm^3
1000 dm^3
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What is c
Speed of light in a vacuum (3.00\*10^8 m/s)
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Speed/Velocity
m/s
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What is a sig fig
All numbers in a measurement that are significant.
Ex 1.00 3 sig figs
Ex 1.00 3 sig figs
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Graph with a direct relationship
Graphs a straight line with a positive slope
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Graph with a indirect relationship
Graphs a straight line with a negative slope
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Inverse relationship
Graphs a line that curves
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Sin=θ
Opposite/hypotenuse
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Cos=θ
Adjacent/Hypotenuse
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Tan=θ
Opposite/Adjacent
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Yotta (Y)
10^24
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Zetta
10^21
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Exa (E)
10^18
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Peta (P)
10^15
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Tera (T)
10^12
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Giga (G)
10^9
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Mega (M)
10^6
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Kilo (k)
10^3
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hecto (h)
10^2
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deka (da)
10^1
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deci(d)
10^-1
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centi(c)
10^-2
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milli(m)
10^-3
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micro(µ)
10^-6
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Nano(n)
10^-9
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Pico(p)
10^-12
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Femto(f)
10^-15
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Atto(a)
10^-18
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Zepto(z)
10^-21
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Yocto(y)
10^-24
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Si and metric of length
Meter
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Si temperature
Kelvin(K)
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Si unit of Mass
Kilogram(Kg)
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Metric of temperature
Celsius(C)
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Metric of mass
Gram(g)
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Vector
Magnitude and Direction (velocity, momentum, force)
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Law conservation of matter and energy
Energy and matter can not be created or destroyed but can be transformed from one to another. (e=mc^2)
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Scientific Method
Observation, question, hypothesis, experiment(gather data Independent V, Dependent V constant and controll), Data, Theory, Data, Law.
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1 meter
39\.37 in
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Kinetic energy
energy in motion
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Potential
Energy that is conserved (thermal, Nuclear, Elastic,Gravitational,mechanic,chemical)
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1 US gallon
3\.78 Liter