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Questions in this quiz (23)
1What things can a forces do?
[blank_start]speed things up[blank_end]
[blank_start]slow things down[blank_end]
[blank_start]change direction[blank_end]
[blank_start]change shape[blank_end]- Aspeed things up
- Bslow things down
- Cchange direction
- Dchange shape
2What is the moment equation?
Moment = [blank_start]force[blank_end] x [blank_start]perpendicular distance between[blank_end] [blank_start]pivot and force[blank_end]- Aforce
- Bperpendicular distance between
- Cpivot and force
3If an object weighing 20kg was placed 4 metres away from a pivot, what would the moment be?
[blank_start]80 N[blank_end]- A80 N
4What are the equilibrium positions?
[blank_start]Stable[blank_end]
[blank_start]Unstable[blank_end]
[blank_start]Neutral[blank_end]- AStable
- BUnstable
- CNeutral
5Name 2 ways to make an object more stable
[blank_start]Low centre of gravity[blank_end]
[blank_start]Wide base[blank_end]- ALow centre of gravity
- BWide base
6What is the equation for density?
Density = [blank_start]mass[blank_end] [blank_start]÷[blank_end] [blank_start]volume[blank_end]- Amass
- B÷
- Cvolume
7What are all these measured in?
Mass = [blank_start]kg[blank_end]
Volume = [blank_start]m cubed[blank_end]
Density = [blank_start]kg/m cubed[blank_end]- Akg
- Bm cubed
- Ckg/m cubed
8What is the equation for pressure? What are each measured in?
Pressure = [blank_start]force[blank_end] [blank_start]÷[blank_end] [blank_start]area[blank_end]
P = [blank_start]n/m squared[blank_end]
A = [blank_start]m squared[blank_end]
F = [blank_start]N[blank_end]- Aforce
- B÷
- Carea
- Dn/m squared
- Em squared
- FN
9What does a manometer do? And how?
A manometer [blank_start]measures a pressure difference[blank_end]
How? -> [blank_start]balancing the weight of a fluid column[blank_end] between the [blank_start]2 pressures[blank_end]- Ameasures a pressure difference
- Bbalancing the weight of a fluid column
- C2 pressures
10Where does energy travel from?
travels [blank_start]from hot[blank_end] [blank_start]to cold[blank_end]- Afrom hot
- Bto cold
11What are the ways heat can travel?
[blank_start]Conduction[blank_end] - in [blank_start]solids[blank_end]
[blank_start]Convection[blank_end] - in [blank_start]fluids[blank_end]
[blank_start]Ratiation[blank_end]- AConduction
- Bsolids
- CConvection
- Dfluids
- ERatiation
12Why are metals good conductors of heat?
They have [blank_start]free electrons[blank_end] therefore it makes them [blank_start]easier to bond[blank_end]- Afree electrons
- Beasier to bond
13What happens in conduction?
The energy travels [blank_start]from atom to atom[blank_end]- Afrom atom to atom
14What happens in convection?
The [blank_start]hot air rises[blank_end] up, then [blank_start]spreads out[blank_end], then [blank_start]falls[blank_end] in [blank_start]currents[blank_end]- Ahot air rises
- Bspreads out
- Cfalls
- Dcurrents
15What is another name for radiation energy?
[blank_start]Infra red[blank_end]- AInfra red
16What are these substances good and bad at?
Matte black - good [blank_start]emitter[blank_end] and [blank_start]absorber[blank_end]
Shiny - good [blank_start]reflector[blank_end] and bad [blank_start]emitter[blank_end] and [blank_start]absorber[blank_end]- Aemitter
- Babsorber
- Creflector
- Demitter
- Eabsorber
17What are the 2 types of waves
[blank_start]Transverse[blank_end]
[blank_start]longitudinal[blank_end]- ATransverse
- Blongitudinal
18Label this diagram
- Atrough
- Bcrest
- CEquilibrium
19How do you get the wave length on a longitudinal wave?
[blank_start]distance between compressions[blank_end]- Adistance between compressions
20What is the wave equation and show this in words and symbols
words:
wave speed = [blank_start]frequency[blank_end] [blank_start]x[blank_end] [blank_start]wave length[blank_end]
Symbols:
[blank_start]v[blank_end] = [blank_start]f[blank_end] [blank_start]x[blank_end] [blank_start]ƛ[blank_end]- Afrequency
- Bx
- Cwave length
- Dv
- Ef
- Fx
- Gƛ
21A high frequency means a sound has a [blank_start]higher pitch[blank_end]
A low frequency means a sound has a a [blank_start]lower pitch[blank_end]
A large amplitude means a sound wave will sound [blank_start]louder[blank_end]
A smaller amplitude means a sound wave will sound [blank_start]softer[blank_end]- Ahigher pitch
- Blower pitch
- Clouder
- Dsofter
22What is the name of the device used to show waves
[blank_start]oscilliscope[blank_end]- Aoscilliscope
23What is the equation of frequency and time period?
either [blank_start]T[blank_end] = [blank_start]1[blank_end]/[blank_start]f[blank_end]
or [blank_start]f[blank_end] = [blank_start]1[blank_end]/[blank_start]T[blank_end]- AT
- B1
- Cf
- Df
- E1
- FT
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- Description
- Year 9 Physics Quiz on UIV Revision , created by Honor Neville on 24/03/2018.
- Author
- Honor Neville
- Language
- English
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- History
- Created on 24 Mar 2018 · updated on 24 Mar 2018
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