I M Wilson
Quiz by , created over 4 years ago

Series of questions for P1 revision.

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I M Wilson
Created by I M Wilson over 4 years ago
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Question 1

Question
What does mechanical mean in terms of waves?
Answer
  • Requires a substance to travel e.g. air particles
  • Produced by a machine

Question 2

Question
Waves can be...
Answer
  • Reflected, refracted and diffracted
  • Reflected, diffused and compressed
  • Diffracted, reacted, and rarefacted
  • Bent, Bounced and Spread out

Question 3

Question
What type of EM wave is used to see broken bones?
Answer
  • X-rays
  • Visible
  • UV rays

Question 4

Question
When light hits a shiny planar surface the path of light leaving the surface is called the...
Answer
  • reflected ray
  • incident ray
  • virtual image

Question 5

Question
Heat can be transferred as what kind of light?
Answer
  • Infra-red
  • Microwave

Question 6

Question
Which type of EM wave can be used for communication on an FM or AM frequency?
Answer
  • radiowaves
  • infra-red
  • microwaves
  • bluetooth

Question 7

Question
The process where hot particles rise, and cool particles sink is called what?
Answer
  • Convection
  • Conduction
  • Radiation

Question 8

Question
What is conduction?
Answer
  • The transfer of energy through a solid substance
  • The way an orchestra is led
  • The transfer of electricity through a wire

Question 9

Question
Which of these is not included in Newton's colour wheel?
Answer
  • Pink
  • Orange
  • Red
  • Blue

Question 10

Question
Coal and oil are the only fossil fuels used for electricity.
Answer
  • True
  • False

Question 11

Question
Convection is the transfer of heat through a fluid
Answer
  • True
  • False

Question 12

Question
What three ways can heat be transferred?
Answer
  • Radiation
  • Convection
  • Conduction
  • Evporation
  • Titration
  • Distillation

Question 13

Question
What is this showing?
Answer
  • Reflection
  • Refraction
  • Diffraction

Question 14

Question
What is unsustainable energy?
Answer
  • Very inefficient energy.
  • An energy source that will run out.
  • An energy source that doesn't last very long.
  • When too much energy is used.

Question 15

Question
What is the unit of measuring frequency?
Answer
  • Hertz
  • Hurts
  • Amps
  • Voltz
  • Volts
  • Newtons
  • Decibels

Question 16

Question
When a spring is stretched out, gravitational potential energy is stored in the coils.
Answer
  • True
  • False

Question 17

Question
What are the two types of diagrams used when describing energy in an appliance?
Answer
  • Sankey
  • Energy transfer
  • Efficiency
  • Power rating

Question 18

Question
What types of surfaces are the best emitters of radiation?
Answer
  • Black
  • White
  • Shiny
  • Matte

Question 19

Question
Why are metals good electrical conductors?
Answer
  • Because they are solids.
  • Because they have free electrons.
  • Because they have free ions.
  • Because they are dense.

Question 20

Question
Gamma rays have a wavelength between 10^-12 and 10^-15 m.
Answer
  • True
  • False

Question 21

Question
What surfaces absorb each better?
Answer
  • Black
  • Matte
  • White
  • Shiny

Question 22

Question
What surfaces reflect heat better?
Answer
  • White
  • Shiny
  • Black
  • Matte

Question 23

Question
What are the three standard states of matter?
Answer
  • Solid
  • Liquid
  • Gas
  • Plasma
  • Fluid
  • Metal
  • Non-metal

Question 24

Question
What unit do we use to measure force?
Answer
  • N
  • N/kg
  • kg

Question 25

Question
Wavespeed=
Answer
  • Hz x m
  • Hz / m
  • m / Hz
  • m x s
  • m / s

Question 26

Question
How many volts are in the mains supply in the UK?
Answer
  • 230V
  • 240V
  • 220V
  • 250V

Question 27

Question
How do you calculate the energy required to heat up a substance?
Answer
  • E = m c θ
  • E= (m c) / θ
  • E = m / (c θ)

Question 28

Question
What colour is the back of a solar panel and why?
Answer
  • Black, because it absorbs heat.
  • Black, because it emits heat.
  • Shiny silver, because it reflects the heat back in.
  • Copper, because copper is a good conductor of heat.

Question 29

Question
Surfaces that are matte appear shiny when light is shone on them.
Answer
  • True
  • False

Question 30

Question
Sound travels in longitudinal waves.
Answer
  • True
  • False

Question 31

Question
A radio transmitter can send a strong signal through a hill.
Answer
  • True
  • False

Question 32

Question
Diffraction is...
Answer
  • when waves pass through a gap and spread out.
  • when waves pass through a gap and change direction.
  • when waves meet a gap and are reflected back instead of passing through.

Question 33

Question
What is evaporation?
Answer
  • The process of a liquid becoming a gas.
  • The process of a solid turning straight into a gas (missing out the liquid phase).
  • When a gas becomes a liquid.

Question 34

Question
Which of these is the right wavelength for a radio wave?
Answer
  • 1m
  • 0.0001m

Question 35

Question
The best conductors are...
Answer
  • dense solid substances.
  • solid metals.
  • most metals and some solutions.

Question 36

Question
A solar eclipse happens when...
Answer
  • the Earth passes between the Sun and the Moon.
  • the Moon passes between the Sun and the Earth
  • the Sun passes between the Moon and the Earth

Question 37

Question
The relationship between wavelength and frequency is...
Answer
  • Directly proportional
  • Inversely proportional

Question 38

Question
What is payback time?
Answer
  • The amount of time needed to earn back the cost of an object from how much it saves per year.
  • The amount of time that an energy saving installation is effective for.
  • The amount of time a power station needs to run for to meet the demand of the National Grid.

Question 39

Question
There are 7 colours on Newton's colour wheel.
Answer
  • True
  • False

Question 40

Question
A new door costs £200. It saves £25 on heating bills every year. How long is the pay back time?
Answer
  • 8 years
  • 4 years
  • 10 years

Question 41

Question
A Sankey diagram shows you the most wasteful appliance in a household.
Answer
  • True
  • False

Question 42

Question
The transfer of heat through a fluid is known as convection.
Answer
  • True
  • False

Question 43

Question
Radio waves have the longest wavelength and the highest frequency.
Answer
  • True
  • False

Question 44

Question
What is refraction?
Answer
  • When a wave bounces off a surface and some is absorbed.
  • When a wave spreads out through a gap.
  • When a wave enters a different density and changes direction.

Question 45

Question
What is the job of the step down transformers in the National Grid.
Answer
  • To lower the voltage for home use.
  • To bring electricity down from the overhead cables.
  • To lower the current to a safe level.

Question 46

Question
Choose the types of energy sources that are renewable.
Answer
  • Geothermal
  • Biofuels
  • Solar
  • Hydroelectric
  • Tidal
  • Nuclear
  • Wood
  • Coal
  • Oil
  • Gas

Question 47

Question
Wood is a renewable energy source.
Answer
  • True
  • False

Question 48

Question
What are two features of a longitudinal wave that do not occur in a transverse wave?
Answer
  • Compression and rarefaction.
  • Compression and refraction.
  • Concession and rarefaction.

Question 49

Question
An EM wave in a vaccum with a small wave length has what kind of frequency?
Answer
  • High
  • Low

Question 50

Question
What is the name of the network that connects power to the homes and businesses in the UK?
Answer
  • National Rail
  • British gas
  • National Grid
  • British Power
  • National board of Electric and Power

Question 51

Question
Which of these is the correct formula (units only)
Answer
  • m/s=Hz x m
  • m/s=Hz / s
  • Hz= m/s / m

Question 52

Question
Gamma waves have the highest frequency of all the EM waves.
Answer
  • True
  • False

Question 53

Question
Select the limits of human hearing.
Answer
  • 20 Hz
  • 20 000 Hz
  • 2 000 Hz
  • 200 Hz
  • 2 Hz
  • 200 000 Hz

Question 54

Question
What unit do we use to measure energy?
Answer
  • J
  • N
  • W
  • Cal
  • K

Question 55

Question
What is the correct formula for calculating efficiency?
Answer
  • (useful energy out / total energy in) x100
  • (useful energy out x 100) / total energy in
  • (total energy in / useful energy out) x 100
  • (total energy in x useful energy out) / 100

Question 56

Question
What type of energy is contained within biomass?
Answer
  • Nuclear
  • Chemical
  • Thermal

Question 57

Question
What does a step up transformer do?
Answer
  • Increases amps
  • Increases volts
  • Increases ohms

Question 58

Question
Particles vibrate and knock into the surrounding particles, transferring energy along. This is...
Answer
  • Conduction
  • Convection
  • Radiation

Question 59

Question
What is the frequency of the mains electricity in the UK?
Answer
  • 50Hz
  • 5Hz
  • 500Hz
  • 5000Hz

Question 60

Question
What are the three types of ionising radiation in the EM spectrum?
Answer
  • Alpha
  • Beta
  • Gamma
  • Ultra violet
  • X-ray
  • Nuclear

Question 61

Question
Sound travels as a wave.
Answer
  • True
  • False

Question 62

Question
Sound waves are transverse
Answer
  • True
  • False

Question 63

Question
Sound waves are mechanical
Answer
  • True
  • False

Question 64

Question
What is the unit of measurement for frequency?
Answer
  • Hz
  • db
  • m/s
  • kW

Question 65

Question
Why do objects appear smaller underwater?
Answer
  • Refraction
  • Reflection
  • Diffraction

Question 66

Question
P x t =
Answer
  • E
  • N
  • Q
  • V

Question 67

Question
Why do animals in warm climates have big ears?
Answer
  • To hear predators coming from far away.
  • To increase heat loss (keep cool)
  • To appear taller and more intimidating

Question 68

Question
Select the ways of reducing heat loss in a home.
Answer
  • loft insulation
  • cavity wall insulation
  • water softeners/descalers
  • solar panels
  • double glazing
  • thermostats