AP Physics 1 Review Flashcards
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| 9876053529 | First kinematics equation (constant acceleration) no displacement given | *speed up or slow down *acceleration is how quickly velocity changes |  | 0 |
| 9876053530 | Second kinematics equation (constant acceleration) no final velocity given | *speed up or slow down *most often used for projectile motion |  | 1 |
| 9876053531 | Third kinematics equation (constant acceleration) no time given | *speed up or slow down m/s m m/s/s |  | 2 |
| 9876053532 | Fourth Kinematics Equation (constant acceleration) no acceleration given | *speed up or slow down meters m/s seconds |  | 3 |
| 9876053533 | Newton's Second Law | *vector addition *watch direction for a *mass is measured in kg |  | 4 |
| 9876053534 | Newton's 3 Laws | forces are equal and opposite |  | 5 |
| 9876053535 | Weight | *depends on location and planet * Force is weight measured in Newtons *mass is m measured in kg *g is acceleration due to gravity (9.8 for Earth) |  | 6 |
| 9876053536 | Force of Static Friction | *from freebody diagram *Normal comes from up-down=ma equation *Newtons *coefficient is unitless |  | 7 |
| 9876053537 | Force of Kinetic Friction | *depends on materials and normal force acting on object *Normal comes from up-down=ma equation *Newtons *coefficient is unitless |  | 8 |
| 9876053538 | Work | *carrying a book across a room is not work *to do work the force must be parallel to displacement *friction does negative work Joules |  | 9 |
| 9876053539 | Work-Energy Theorem | *Work is the change of kinetic energy *object speeding up or slowing down *option to Newton's 2nd Law approach Joules |  | 10 |
| 9876053540 | Hooke's Law (springs) | F= force stretching or compressing a spring(N) k= spring constant/force constant (N/m) x= how much spring is stretched or compressed (m) *F=ma |  | 11 |
| 9876053541 | Elastic Potential Energy for a spring | U= potential energy (Joules) k= spring constant / force constant (N/m) x= how much spring is stretched or compressed (m) *Use in conservation of energy U+K=U+K |  | 12 |
| 9876053542 | Gravitational Potential Energy | U= potential energy (Joules) m= mass (kg) g=acceleration due to gravity (-9.8 Earth) y= vertical position from bottom (not ground) *swinging objects *roller coasters *used in conservation of energy U+K=U+K |  | 13 |
| 9876053543 | Conservation of Mechanical energy | *one object *use for swinging objects, springs, roller coasters *potential loss is kinetic gained |  | 14 |
| 9876053545 | Power | rate of energy change Watts |  | 15 |
| 9876053547 | Centripetal acceleration | change direction acceleration m/s/s |  | 16 |
| 9876053550 | conversion for linear and angular velocity | v=velocity (m/s) w=angular velocity (rad/s) r= radius (m) |  | 17 |
| 9876053551 | conversion for linear and angular acceleration | a= acceleration m/s/s alpha= angular acceleration rad/s/s r= radius (m) |  | 18 |
| 9876053552 | angular momentum (something going in a circle like a spinning ice skater) | L= angular momentum kgm^2/s I= rotational inertia kgm^2 w=angular velocity rad/s *when ice skater brings arms in I decreases which increases w |  | 19 |
| 9876053553 | net torque for system | torque (Nm) I= rotational inertia (kgm^2) angular acceleration (rad/s/s) *object like a see saw speeding up or slowing down but going in a circle |  | 20 |
| 9876053554 | Rotational Kinetic energy | *object turning like a spinning wheel K= kinetic energy (joules) I= rotational inertia (kgm^2) w= angular velocity (rad/s) |  | 21 |
| 9876053555 | Universal Gravitational Potential Energy | object with a planet U= potential energy (Joules) G=6.67x10^-11 r=distance center to center (m) m=mass (kg) |  | 22 |
| 9876053556 | acceleration due to gravity | g= m/s/s acceleration due to gravity M = Mass of planet (kg) r = distance from the center of the plant to object location (m) |  | 23 |
| 9876053557 | position as a function of time for simple harmonic motion (mass on spring) | RADIAN MODE x=position (meters) A= amplitude (meters) f=frequency (Hz) |  | 24 |
| 9876053558 | angular frequency for mass on spring | w = angular frequency (rad/s) k=spring/force constant (N/m) m= mass (kg) |  | 25 |
| 9876053560 | Period of a mass on a spring | *doesn't change if you go to a different planet *period is time for one complete cycle *use parenthesis in calculator T= period (s) m= mass (kg) k= spring/force constant (N/m) |  | 26 |
| 9876053561 | Period of an simple pendulum | *depends on planet/ location *period is time for one complete cycle (s) *L is length of string (m) *g is 9.8 for Earth |  | 27 |
| 9876053562 | momentum | vector! Watch sign for VELOCITY |  | 28 |
| 9876053563 | impulse | vector! change of direction means double the impulse WATCH SIGN for VELOCITY |  | 29 |
| 9876053564 | kinetic energy | scalar, never negative if you are moving you have kinetic energy |  | 30 |
| 9876053565 | constant angular velocity | w= angular velocity (rad/s) angular displacement (rad) |  | 31 |
| 9876053566 | universal law of gravitation | F = force (equal and opposite on masses) G=6.67x10^-11 m = mass (kg) r = distance center to center (m) Force = mg or ma or mv^2/r |  | 32 |
| 9876053567 | Coulomb's Law (force between charges) | F= force equal and opposite on charges (N) k=9x10^9 q=charge (C) r = distance center to center *opposite signs attract *like signs repel |  | 33 |
| 9876053568 | current | *direction is from positive side of battery towards negative sign of battery I= current (Amps) q= charge (C) t = time *flow of charge through a cross sectional area of wire *equal in series (one pipe=one current) |  | 34 |
| 9876053569 | resistance | R= resistance (ohms) resistivity (ohm meters) L=length (m) A= cross-sectional area (circle for wires) (m^2) *Longer the wire the more the resistance *the greater the area the smaller the resistance |  | 35 |
| 9876053570 | power | rate of energy dissipated by resistor or rate of energy converted by battery *P= power (watts) *I= current (amps) *V= electric potential difference (volts) |  | 36 |
| 9876053571 | resistors in series | longer means increased resistance *one path/ one pipe/ one *current is equal *voltage adds up |  | 37 |
| 9876053572 | resistors in parallel | *multiple paths/ more pipes/two finger rule *voltage is equal *current adds up |  | 38 |
| 9876053573 | wave speed | v= wave speed (m/s) f=frequency (Hz) wavelength (m) *deceiving equation , wave speed only depends on medium |  | 39 |
| 9876053574 | slope of a position vs time graph | v=x/t velocity | 40 | |
| 9876053575 | slope of a velocity vs time graph | a= change of v/time acceleration | 41 | |
| 9876053576 | area of a velocity vs time graph | x=vt displacement | 42 | |
| 9876053577 | slope of a force vs acceleration graph | m=F/a mass | 43 | |
| 9876053578 | area of a force vs time graph | Ft= impulse= change of momentum | 44 | |
| 9876053579 | area of a force vs displacement graph | Fx=work= change of kinetic energy | 45 | |
| 9876053580 | slope of a force vs stretch graph | k=F/x spring constant or force constant | 46 | |
| 9876053581 | force of friction | another force for freebody Normal comes from freebody |  | 47 |
| 9876053583 | conservation of momentum | use for collisions momentum before + momentum before = momentum after +momentum after |  | 48 |
| 9876053584 | Elastic collisions | *conserve momentum and kinetic energy *magnetic bumpers with carts |  | 49 |
| 9876053585 | Inelastic collisions | *This is what you assume unless told otherwise *conserve momentum not kinetic energy *objects do not have to stick together |  | 50 |
| 9876053586 | perfect inelastic collisions | *conserve momentum only *objects stick together *Velcro with carts |  | 51 |
| 9876053587 | angular displacement | radians rad/s rad/s/s |  | 52 |
| 9876053588 | speeding up/slowing down angular velocity | rad/s rad/s/s |  | 53 |
| 9876053589 | torque (twisting force) | *See Saw/ levers *demo with trying to hold up bar with hanging masses torque (Nm) r is distance from pivot point to force (m) force must be perpendicular (N) |  | 54 |
| 9876053590 | change of angular momentum | change of angular momentum (kgm^2/s) torque (Nm) time (s) *if there is a torque object speeds up or slows down which changes its angular momentum |  | 55 |
| 9876053591 | horizontal projectile motion | initial velocity = zero a=-9.8 displacement is negative | 56 | |
| 9876053592 | projectile motion at an angle | *split initial velocity into sin and cos *vsin is for vertical constant acceleration equations *vcos is for horizontal constant velocity equation x=vt | 57 | |
| 9876053594 | period | period is time for one complete cycle/circle w= angular velocity/frequency (rad/s) f= frequency (Hz) |  | 58 |
| 9876053595 | Ohm's Law | I= current (A)....flow V= electric potential difference (Volts)....push R= resistance (ohm's law)... fight *the more the push the more the flow * the more the fight, the less the flow |  | 59 |
| 9876053596 | slope of a voltage vs resistance graph | current | 60 | |
| 9876053597 | slope | divide axis and find equation for meaning | 61 | |
| 9876053598 | area | *multiply axis for meaning *area under x-axis is negative *shading is from the x-axis up and from the x-axis down |  | 62 |
| 9876053602 | projectile motion | *force = weight (down whole time) *acceleration (down -9.8 m/s/s) *horizontal motion constant velocity x=vt *at P only horizontal velocity *at P vertical velocity is negative |  | 63 |
| 9876053604 | Freebody for incline plane | only C and E correct C is at rest or moving down incline E is being accelerated up incline |  | 64 |
| 9876053605 | Sound | compressional / longitudinal wave *fastest in solids *cannot go through a vaccuum | 65 | |
| 9876053609 | conservation of angular momentum |  | 66 | |
| 9876053611 | Coulomb's Law |  | 67 | |
| 9876053612 | Hooke's Law |  | 68 | |
| 9876053613 | Ohm's law visual |  | 69 | |
| 9876053606 | centripetal force | *Net force towards center of circle Moon around earth it is gravity car going around curve friction |  | 70 |
| 9876053607 | no centripetal force | no centripetal force object moves straight... no longer turns |  | 71 |