Term
| what is the metric system based on? |
|
Definition
| constants and units of measurements based on powers of ten |
|
|
Term
| What is the SI Unit for length? |
|
Definition
|
|
Term
| What is the SI Unit for time? |
|
Definition
|
|
Term
| What is the SI Unit for Mass? |
|
Definition
|
|
Term
| What is the SI Unit for Temperature? |
|
Definition
|
|
Term
| What is the SI Unit for Measurement of Force? |
|
Definition
|
|
Term
| What is the symbol and the power of the prefix pico? |
|
Definition
|
|
Term
| What is the symbol and the power of the prefix nano? |
|
Definition
|
|
Term
| What is the symbol and the power of the prefix micro? |
|
Definition
|
|
Term
| What is the symbol and the power of the prefix milli? |
|
Definition
|
|
Term
| What is the symbol and the power of the prefix centi? |
|
Definition
|
|
Term
| What is the symbol and the power of the prefix kilo? |
|
Definition
|
|
Term
| What is the symbol and the power of the prefix mega? |
|
Definition
|
|
Term
| What is the symbol and the power of the prefix Giga ? |
|
Definition
|
|
Term
| What is the symbol and the power of the prefix tera? |
|
Definition
|
|
Term
| what do prefixes tell you to do to a number? |
|
Definition
| to multiply or divide by a power of ten |
|
|
Term
| what is scientific notation based on? |
|
Definition
|
|
Term
| what is scientific notation most useful for? |
|
Definition
| very large and very small numbers |
|
|
Term
| what is the standard equation for scientific notation? |
|
Definition
| (leading value x 10 ^constant ) |
|
|
Term
| What is the leading value in scientific notation? |
|
Definition
| number between 1 and 10 made by moving the decimal back and fourth |
|
|
Term
| what is the exponent in scientific notation? |
|
Definition
| the number of places you moved the decimal point |
|
|
Term
|
Definition
| the change in velocity of an object |
|
|
Term
| what is the equation for acceleration? |
|
Definition
| a= (change in velocity/ elapsed time) |
|
|
Term
| what do you get when you directly read a P/T graph? |
|
Definition
|
|
Term
| what do you get when you directly read a V/T graph? |
|
Definition
|
|
Term
| what do you get when you directly read a A/T graph? |
|
Definition
|
|
Term
| what does the slope of a P/T graph signify? |
|
Definition
|
|
Term
| what does the slope of a V/T graph signify? |
|
Definition
|
|
Term
| what does the slope of a A/T graph signify? |
|
Definition
|
|
Term
| what is the area under a P/T graph signify? |
|
Definition
|
|
Term
| what is the area under a V/T graph signify? |
|
Definition
|
|
Term
| what is the area under a A/T graph signify? |
|
Definition
| change in velocity (Delta V) |
|
|
Term
| how is position typically Specified? |
|
Definition
|
|
Term
| what is S.O.H.C.A.H.T.O.A.? |
|
Definition
sine = opposite/hypotenuse
cos= adjacent /hypotenuse
tan= opposite / adjacent |
|
|
Term
| why do we use numbers and graphs? |
|
Definition
| to analyze motion with precision and consistency |
|
|
Term
|
Definition
|
|
Term
| what is the equation for displacement? |
|
Definition
| ∆x=velocity final - velocity initial |
|
|
Term
|
Definition
| a quantity with direction and magnitude |
|
|
Term
| what is the velocity equation? |
|
Definition
|
|
Term
| what is a scalar quantity? |
|
Definition
| only how much no direction (temperature or distance) |
|
|
Term
| what must the length of a vector arrow be proportional to? |
|
Definition
|
|
Term
| what is rectangular notation? |
|
Definition
| defining a vector by its components |
|
|
Term
| what is the Cartesian method? |
|
Definition
| defining a vector by its x and y |
|
|
Term
| how does one add vectors? |
|
Definition
| place the tail of the second vector at the head of the first vector. draw a new vector from the tail of the first vector to the head of the second vector, this vector is the sum. |
|
|
Term
| how does one subtract vectors? |
|
Definition
take the opposite the vector that is being subtracted and add
A+B=(Ax+Bx, Ay+By) |
|
|
Term
|
Definition
defining a vector by its angle and magnitude
V=magnitude and delta= angle
(V.delta) |
|
|
Term
| what does a positive angle indicate in polar notation? |
|
Definition
| counterclockwise direction |
|
|
Term
| what does a negative angle indicate in polar notation? |
|
Definition
|
|
Term
| how does one find velocity in 2 dimensions? |
|
Definition
| analyze x and y components separately the sum of both equals the velocity of the object |
|
|
Term
| what is the equation for velocity in the x direction for velocity in 2 dimensions? |
|
Definition
|
|
Term
| what is the equation for velocity in the y direction for velocity in 2 dimensions? |
|
Definition
|
|
Term
| what is the equation for average acceleration? |
|
Definition
| Average acceleration = change in velocity / change in time |
|
|
Term
| what is projectile motion? |
|
Definition
| movement determined by an objects initial velocity and the constant acceleration of gravity |
|
|
Term
|
Definition
|
|
Term
|
Definition
| the total sum of all vector forces acting upon an object |
|
|
Term
| what is newtons first law? |
|
Definition
| an object remains at rest, or maintaining a constant velocity unless a net external force acts upon it |
|
|
Term
|
Definition
| a property of an object that determines how much it will resist a change in velocity |
|
|
Term
|
Definition
| the force of gravity upon an object |
|
|
Term
| what is newtons second law? |
|
Definition
|
|
Term
| what is newtons third law? |
|
Definition
| for every action there is an equal and opposite reaction |
|
|
Term
|
Definition
| force perpendicular to the surface of an object |
|
|
Term
|
Definition
| force exerted on a string, chord, etc. |
|
|
Term
| what is a free body diagram? |
|
Definition
| a representation of all external forces acting upon an object |
|
|
Term
|
Definition
| a force that resists motion of one object sliding upon another. |
|
|
Term
| what is hooks law used for? |
|
Definition
| see the amount of force a spring exerts |
|
|
