ap physics 1 review Flashcards
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| 6647170563 | joules (J) | this is the unit of energy. | 0 | |
| 6647172248 | scalar | energy is a vector or scalar | 1 | |
| 6647179950 | if no external work is done on the system, then the initial mechanical energy equals the final mechanical energy | what is the law of conservation of energy? | 2 | |
| 6647179951 | the amount of energy transferred from one system to another | define work. | 3 | |
| 6647184112 | a change in kinetic energy | work can also be defined as... | 4 | |
| 6647186831 | mgh | this is always the work done by earth | 5 | |
| 6647191044 | the total work is equal to the change in kinetic energy of that object | what is the work-energy principle? | 6 | |
| 6647193304 | change in kinetic energy | the net work is equal to the... | 7 | |
| 6647196585 | force vs. position | work is the area under this type of graph | 8 | |
| 6647200404 | watt | unit of power | 9 | |
| 6647201806 | the amount of work done per unit time | what is power? | 10 | |
| 6647209021 | mass times velocity | momentum is defined as... | 11 | |
| 6647210437 | momentum will be conserved if there are no external forces acting upon the system | what is the law of conservation of momentum? | 12 | |
| 6647211644 | when the net force is zero | when is momentum conserved? | 13 | |
| 6647212628 | vector | momentum is a vector or scalar | 14 | |
| 6647212629 | vector | impulse is a vector or scalar | 15 | |
| 6647218054 | kg m/s | unit for momentum | 16 | |
| 6647219800 | n s | unit for impulse | 17 | |
| 6647219801 | vector | impulse is a vector or scalar | 18 | |
| 6647221553 | J | abbreviation for impulse | 19 | |
| 6647223866 | force times the change in time | impulse is defined as... | 20 | |
| 6647225365 | a change in momentum | net impulse can be defined a.... | 21 | |
| 6647226393 | force vs. time | the area of this graph would give you the impulse | 22 | |
| 6647228771 | work-energy principle | if a question gives you a force vs. distance graph and asks you to find the speed at a given point then use the... | 23 | |
| 6647233998 | find the area and use j= change in p | if a question gives you a force vs. time graph and asks you to find the velocity at a given point then... | 24 | |
| 6647239739 | total kinetic energy is conserved | what is an elastic collision? | 25 | |
| 6647240858 | kinetic energy is transformed | what is an inelastic collision? | 26 | |
| 6647243260 | if the objects stick together | if this happens, then the collision will always be inelastic | 27 | |
| 6647249354 | momentum | regardless of whether energy was lost/conserved in a collision, this is capable of remaining constant | 28 | |
| 6647252212 | in each direction in which there is no net impulse | when will momentum be conserved? | 29 | |
| 6647253307 | vector | center of mass is a vector or scalar | 30 | |
| 6647255957 | the point at which an object/system is balanced and at which gravity acts upon the object | what is the center of mass? | 31 | |
| 6647257101 | m | unit of center of mass? | 32 | |
| 6647259657 | (m1x1+m2x2)/mtotal | Center of Mass equals... | 33 | |
| 6647263792 | when an external force acts upon it | when will the center of mass accelerate? | 34 | |
| 6730950873 | R1+R2... | how do you find the total resistors in a series? | 35 | |
| 6730953167 | 1/R=1/R1+1/R2... | how do you find the total resistors in parallel? | 36 | |
| 6730957004 | series | these resistors have the same current | 37 | |
| 6730962045 | parallel | these resistors always have the same voltage | 38 | |
| 6730976707 | the total current flowing into a junction equals the total current flowing out of a junction | state kirchoff's junction rule | 39 | |
| 6730987175 | the sum of the charges in voltage around any closed loop always equals zero | state kirchoff's loop rule | 40 | |
| 6730994902 | V=-IR | if you pass through the resistor in the same direction as the current | 41 | |
| 6730997224 | V=IR | if you pass through the resistor in the opposite direction as the current | 42 | |
| 6731002005 | amp | unit for current | 43 | |
| 6731017409 | power | the amount of heat a resistor gives off per unit of time | 44 | |
| 6731023674 | watts | unit for power | 45 | |
| 6731034002 | speed | increasing amplitude increases... | 46 | |
| 6731043695 | transverse wave | when the velocity of the wave is perpendicular to the oscillating medium | 47 | |
| 6731047559 | longitudinal wave | when the velocity of the wave is parallel to the oscillating medium | 48 | |
| 6731050827 | properties of the medium | how do you change the speed of a wave? | 49 | |
| 6731050831 | amplitude | to increase loudness, increase... | 50 | |
| 6731054576 | frequency | to have a high note, have a high... | 51 | |
| 6731057047 | faster | increasing temperature causes sound to travel... | 52 | |
| 6731077817 | first |  | 53 | |
| 6731086804 | the force exerted by an ideal spring is proportional to the amount the spring is stretched/compressed from its equillibrium | define Hooke's law | 54 | |
| 6731089676 | F=kx | equation we get from Hooke's law | 55 | |
| 6731103490 | decreases; increases | if the source and observer are moving toward one another, then wavelength ____________ and frequency ________. | 56 | |
| 6731106898 | increases; decreases | if the source and observer are moving away from one another, then wavelength ____________ and frequency ________. | 57 | |
| 6731122773 | tube open at both ends |  | 58 | |
| 6731127066 | tube open at one end |  | 59 | |
| 6731140308 | landa/2, landa, 3landa/2 | what are the lengths of the first 3 harmonics of a tube open at both ends? | 60 | |
| 6731147381 | landa/4, 3landa/4, 5landa/4 | what are the lengths of the first 3 harmonics of a tube closed at one end? | 61 | |
| 6731162761 | beat | difference in frequencies | 62 | |
| 6731176094 | materials and normal force | friction depends on what two thigns? | 63 | |
| 6731178433 | joules | unit of work | 64 | |
| 6731185750 | net work= change in kinetic energy | option to Newton's 2nd law | 65 | |
| 6731192172 | U+K=U+K | What does the law of conservation of energy state (formula pls)? | 66 | |
| 6731195186 | joules | unit of energy | 67 | |
| 6731197213 | conservation of energy! | anytime you are given potential/kinetic energy... think... | 68 | |
| 6731200637 | conservation of mechanical energy | if you are given a problem with swinging objects, springs, roller coasters, etc... use... | 69 | |
| 6731214351 | (2(pi)r)/v | T=... | 70 | |
| 6731217711 | v= omega*r | relate velocity, angular velocity, and the radius | 71 | |
| 6731220533 | tangential acceleration= angular acceleration * radius | relate tangential acceleration, angular acceleration, and the radius | 72 | |
| 6731225186 | L= I*w | relate angular momentum (L), rotational inertia (K), and angular velocity (omega or w) | 73 | |
| 6731238109 | K= 1/2(I(w^2)) | what is the rotational kinetic energy formula? | 74 | |
| 6731250604 | pendulum; spring | period of a _____ will change if you go to another planet but not the period of a _____ | 75 | |
| 6731279211 | w=theta/(change in time) | relate angular velocity (w), angular displacement (theta), and time | 76 | |
| 6731284471 | series | the current is always equal in a.... | 77 | |
| 6731288704 | ohms | unit for resistance | 78 | |
| 6731288705 | v*t | displacement= | 79 | |
| 6731301338 | force constant | spring constant is aka... | 80 | |
| 6731308622 | inelastic collision | in a perfectly __________, the objects stick together | 81 | |
| 6731313986 | angular momentum | an external torque changes an object's... | 82 | |
| 6731330986 | current | slope of a voltage vs. resistance graph | 83 | |
| 6731334445 | newton's 2nd law | used a lot to solve atwood problems and inclined plane problems | 84 | |
| 6731358821 | no centripetal force | when the object is no longer turning, but is just moving straight | 85 | |
| 6737782238 | conservation of charge | junction rule is based upon the | 86 | |
| 6737786888 | conservation of energy | loop rule is based upon the | 87 |