Journal Entry 2
After taking the questionnaire, the results were; Visual: 11, Aural: 9, Read/Write: 8, and
Kinesthetic: 12. Ive always known that I was a kinesthetic learning. I am good remembering
things that are major/import
Effective current: DC current that would produce the same
Effective voltage: DC potential difference that would produce the
same heating effects.
Efficiency: ratio of output work to input work.
Effort force: force extended on a machine.
De Broglie wavelength: length of de Broglie wave of particle;
Plancks constant divided by momentum of particle.
Decibel: unit of sound level.
Dependent variable: variable that responds to change in
Derived units: unit of quantity tha
Centrifugal force The apparent outward force acting on a rotating
Center of gravity An objects center of mass is located at the same
place as its_
Torque F X lever arm=
Equilibrium When the net force on an object = 0
Centripetal force The inward pu
Conduction band: energies of charge carries in a solid such that
the carries are free to move.
Conductor: materials through which charged particles move
readily; or heat flow readily.
Conserved properties: property that is the same before and after
Calorimeter: device that isolates objects to measure temperature
changes do to heat flow.
Candela: unit of luminous intensity.
Capacitance: ratio of charge stored per increase in potential
Capacitor: electrical device used to store charge and
Impulse The force on an object X the time the force acts on it
Elastic Billiards is an example of these kinds of collisions
Ship An example of Mv (big M, Little v)
Inelastic A collision where the objects stick together
Law of conservation of momentum mV (
Efficiency The measure of how little energy is wasted
Lever This kind of machine uses a fulcrum
Potential energy A lifted weight is an example of this kind of
Work Force X distance=
Machines Fd= Fd is the formula for all kinds of:
Force This causes an object to accelerate
Free fall Falling at 10 m/s
Inertia An objects resistance to change in its motion
Terminal speed falling when acceleration = 0
Force This is an example of a vector quantity
Resultant The sum of 2 or more vectors
Back-EMF: potential difference a cross a conductor caused by
change in magnetic flux.
Band theory: theory explaining electrical conduction in solids.
Baryon: subatomic particle composed of three quarks. Interacts
with the strong nuclear force.
Substance A type of matter with a fixed composition.
Element If all the atoms in a substance has the same identity it
Compound A substance in which the atoms of 2 or more elements
Heterogeneous Mixture Mixture in which dif