Quiz
Paper 1 Physics Key Terms
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Perguntas do quiz (30)
1What is when a 1kg mass has an acceleration of 1ms-2
- AThe Ohm
- BGravity
- CThe Newton
- DA Moment
2What type of quantity that has both size and direction?
- AMagnitude
- BVector
- CScalar
- DForce
3Newton's 1st Law: An object will remain [blank_start]at rest[blank_end] or at a [blank_start]constant velocity[blank_end] in a straight line until an external force acts on it, so the resultant force is [blank_start]zero[blank_end].
- Aconstant velocity
- Bzero
- Cat rest
4Momentum = [blank_start]mass x velocity[blank_end]
- Amass x velocity
5Newton's 2nd Law: Rate of [blank_start]change of momentum[blank_end] is proportional to [blank_start]force[blank_end]
- Achange of momentum
- Bforce
6Newton's 3rd Law: If object A exerts a force on object B, then object B exerts an [blank_start]equal[blank_end] and [blank_start]opposite[blank_end] force on object A.
- Aequal
- Bopposite
7Acceleration: [blank_start]the rate of change of velocity[blank_end]
- Athe rate of change of velocity
8Speed is the rate of change of displacement
- AVerdadeiro
- BFalso
9Velocity is the rate of change of displacement
- AVerdadeiro
- BFalso
10KE: Energy due to [blank_start]movement[blank_end] which depends on [blank_start]mass[blank_end] and speed. The equation is [blank_start]1/2mv^2[blank_end]
- Amovement
- Bvelocity
- Cforce
- Dspeed
- Egravity
- Fforce
- Gmass
- Hdirection
- Imgh
- Jma
- K1/2mv^2
- Lu + at
11GPE: energy due to [blank_start]height[blank_end] above ground, depends on [blank_start]gravitational field strength[blank_end] (G.F.S). The equation is [blank_start]mgh[blank_end].
- Aheight
- Bgravitational field strength
- Cmgh
12Energy needed to move a force of 1N a distance of 1m in the direction of the force. This describes the [blank_start]Joule[blank_end]
- AJoule
13Which of these describes Power?
- AA joule per second
- BThe rate of work done
- Cenergy/time
- Dforce x distance
14Watt: a [blank_start]joule per second[blank_end]
- Ajoule per second
15Work Done: [blank_start]force x distance[blank_end]
- Aforce x distance
16Centre of Gravity: The [blank_start]point[blank_end] where all of the [blank_start]weight[blank_end] of an objects [blank_start]appears to act[blank_end]
- Apoint
- Bweight
- Cappears to act
17What is true for the Principle of Conservation of Energy?
- AEnergy cannot be created or destroyed
- BEnergy can be transformed from one form to another
- CLost energy is always destroyed
- DEnergy can be created from burning fuel
18Moment: [blank_start]Force[blank_end] [blank_start]x[blank_end] [blank_start]perpendicular distance from the pivot[blank_end]
- AForce
- Bx
- Cperpendicular distance from the pivot
19Current: [blank_start]flow[blank_end] of [blank_start]charged[blank_end] particles
- Aflow
- Bcharged
20The coulomb: The [blank_start]charge[blank_end] (flowing past a point) in [blank_start]1s[blank_end] when the [blank_start]current[blank_end] is [blank_start]1A[blank_end]
- Acharge
- B1s
- Ccurrent
- D1A
21Conventional Current is the flow of [blank_start]positive charge[blank_end] from [blank_start]positive to negative[blank_end]
- Apositive charge
- Bnegative charge
- Cprotons
- Dpositive to negative
- Enegative to positive
22Charge= [blank_start]current x time[blank_end]
- Acurrent x time
23Voltage is [blank_start]work done per unit charge[blank_end]
- Awork done per unit charge
24Ohm's Law: [blank_start]Current[blank_end] is [blank_start]directly proportional[blank_end] to [blank_start]potential difference[blank_end] provided that all [blank_start]physical conditions[blank_end] remain [blank_start]constant.[blank_end]
- ACurrent
- Bdirectly proportional
- Cpotential difference
- Dphysical conditions
- Econstant.
25EMF is [blank_start]energy transformed per unit charge[blank_end] from [blank_start]another[blank_end] energy to [blank_start]electrical[blank_end] energy.
- Aenergy transformed per unit charge
- Banother
- Celectrical
26Kirchhoff's 1st Law: The sum of the [blank_start]currents entering a junction[blank_end] is [blank_start]equal[blank_end] to the sum of the [blank_start]currents leaving the junction.[blank_end]
- Acurrents entering a junction
- Bequal
- Ccurrents leaving the junction.
27Kirchhoff's 2nd Law: The sum of the e.m.f.s is the sum of [blank_start]voltages[blank_end] in a [blank_start]closed loop[blank_end]
- Avoltages
- Bclosed loop
28Resistance is [blank_start]voltage per unit current.[blank_end]
- Avoltage per unit current.
29An ohm is the [blank_start]potential difference[blank_end] of [blank_start]one volt per ampere.[blank_end]
- Apotential difference
- Bone volt per ampere.
30Resistivity = [blank_start]RA/l[blank_end].
Resistivity is the [blank_start]resistance of a 1m length[blank_end] with a [blank_start]1m^2 cross sectional area[blank_end]. Resistivity is measured in [blank_start]ohm metres[blank_end].- ARA/l
- Bresistance of a 1m length
- C1m^2 cross sectional area
- Dohm metres
Informações
- Descrição
- Paper 1 Physics Key Terms
- Autor
- Loz Faith
- Idioma
- English
- Visualizações
- 100
- Etiquetas
- Avaliação
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