PHSC test 1
5.0(1)
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57 Terms
1
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giga
to the 9
2
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mega
to the 6
3
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kilo
to the 3
4
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hecto
to the 2
5
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deka
to the 1
6
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deci
to the -1
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centi
to the -2
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milli
to the -3
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speed
rate of change of an object in any direction
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velocity
speed of something in a specific direction
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acceleration
rate of change of velocity
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force
mass X acceleration
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acceleration
final velocity - initial velocity divided by the time
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gravitational force
gravitation(6.67X10 to the -11 NM/kg^2)X mass 1 X mass 2 divided by distance squared
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weight
mass X gravity
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centripetal force
circular motion
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freefall
fall to earth without air resistance
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freefall
distance = 1/2 average acceleration X time squared
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newtons 1st law
every object at rest will stay at rest/motion unless acted on by an outside force
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newtons first law
inertia
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newtons 2nd law
force=mass X acceleration
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newtons 3rd law
equal and opposite reaction for every action
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potential
stored energy
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kenetic
movement energy
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work
up/down not side to side
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work
force X distance
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potential energy
work against gravity
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potential energy
mass X gravitational field X height
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energy
the abilty to do work
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energy
joules measures
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gained kinetic energy
lost potential energy
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molecular
external
internal
external
internal
types of energy
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molecular energy
kinetic energy in a sample of an object
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external energy
total potential and kinetic energy
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internal energy
total potential and kinetic energy of molecules
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internal energy
external energy can transfer to
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temperature increase
external energy transfer to internal energy results in
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temperature
measure of internal energy
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energy
cannot be created or destroyed
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heat flow
result of a temperature difference
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conduction
heat through matter
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convection
energy transfer through hot material
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radiation
energy with electromagnetic waves
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heat
measure of internal energy that has been absorbed or transferred
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latent heat
heat associated with a phase change
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heat curve
temperature change as a substance is heated
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100c
212f
373k
212f
373k
boiling of water (c,f,K)
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0c
32f
273K
32f
273K
freezing of water (c,f,K)
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\-273 c
\-459 f
0 K
\-459 f
0 K
absolute zero (c,f,K)
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farenheight
9/5(c+32)
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celcius
5/9(f-32)
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kelvin
c + 273
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gravity
electromagnetic
strong
weak
electromagnetic
strong
weak
forces
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gravity
act between objects in universe that have mass
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electromagnetic
force between objects that have a charge
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strong force
holding together nuclei of atoms
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weak force
involved in nuclear reactions
Note 
Flashcards (43)