Worksheetsunit 103 powerpoint 2
Total questions: 45
Worksheet time: 23mins
What is a responsibility mentioned in the text regarding energy use in dwellings?
To increase energy consumption
To reduce the carbon footprint
To use only fossil fuels
To ignore carbon emissions
What is true about different forms of energy used in domestic dwellings?
All forms produce the same amount of carbon emissions
Some forms produce high carbon emissions, others less
No forms produce carbon emissions
All forms are renewable
Why is it important to find cleaner sources of energy?
Fossil fuels are unlimited.
Fossil fuels are damaging the earth's climate.
Cleaner energy is more expensive.
Cleaner energy is less efficient.
What are examples of fossil fuels mentioned in the text?
Solar and wind
Coal, gas, and oil
Nuclear and hydroelectric
Biomass and geothermal.
What do all fossil fuels produce when burnt?
Oxygen and nitrogen
Carbon dioxide and water vapour
Methane and hydrogen
Sulfur dioxide and ozone
Which of the following is one of the most damaging greenhouse gases?
Methane
Nitrous oxide
Carbon dioxide
Ozone
What are some sources of carbon dioxide production mentioned in the text?
Solar panels and wind turbines
Power stations, boilers, and fires
Electric cars and bicycles
Geothermal plants and hydroelectric dams
Which of the following is considered a solid fuel?
Fuel oil
Natural gas
Coal
Electricity
What type of energy source is petrol classified as?
Solid fuel
Oil
Gas
Electricity
Which of the following gases is a non-renewable energy source?
LPG
Hydrogen
Oxygen
Helium
Electricity is produced from which type of sources according to the document?
Renewable sources
Non-renewable sources
Solar sources
Wind sources
What are low carbon producers classified as?
Fuels made from non-renewable sources
Fuels made from renewable sources
Fuels that do not require any fuel source
Fuels that are only used in vehicles
What additional systems might low carbon producers use?
Solar panels
Wind turbines
Pumps, electronic valves, timers, and programmers
Geothermal systems
What is the primary use of solar thermal energy as mentioned in the document?
To generate electricity for homes
To heat domestic hot water
To power industrial machines
To cool residential buildings
What is biomass used for in energy applications?
To generate electricity using solar panels
To produce heat by burning pellets made from plant and animal matter
To create wind energy through turbines
To harness geothermal energy from the earth
What is the primary function of a heat pump?
To generate electricity
To move heat from low to high temperature reservoir
To store solar energy
To convert water into steam
What does CHP stand for in the context of energy systems?
Combined Heat and Power
Central Heating Process
Controlled Heat Production
Comprehensive Heating Plan
What is the primary goal of CHP systems?
To use a single type of fuel
To extract every available bit of heat
To reduce electricity consumption
To increase water usage
For what applications can CHP systems be used?
Only for industrial complexes
Only for residential homes
For a single property or district systems
Only for commercial buildings
What does it mean when a system is classified as a zero carbon producer?
It produces a small amount of carbon dioxide.
It produces no carbon dioxide emissions.
It produces a large amount of carbon dioxide.
It produces carbon monoxide instead of carbon dioxide.
Why are zero carbon producers being used more commonly now?
They are cheaper to produce.
They have a longer lifespan.
They have a green status.
They require less maintenance.
What do wind generation systems use to produce electricity?
Solar panels
Natural wind speed
Water flow
Geothermal heat
What happens when the wind velocity increases in wind generation systems?
The blades turn slower
The blades stop turning
The blades turn faster
The blades turn at the same speed
Which type of wind generator is more common?
Diagonal axis generator
Horizontal axis generator
Vertical axis generator
Circular axis generator
What is tidal generation used for?
To generate electricity
To desalinate water
To store solar energy
To produce wind power
What natural phenomenon does tidal generation harness?
Wind currents
Rise and fall of sea level
Solar radiation
Geothermal heat
What is the primary method used to generate electricity in hydroelectric power plants?
Burning fossil fuels
Using solar panels
Rotating blades with water flow
Harnessing wind energy
What is commonly used to create the head of water in hydroelectric generation?
A solar panel
A wind turbine
A dam
A geothermal vent
What type of current do PV cells produce?
Alternating current (AC)
Direct current (DC)
Static current (SC)
Variable current (VC)
What is the purpose of converting DC power from PV cells into AC power?
To store energy in batteries
To run domestic appliances
To increase power efficiency
To reduce energy costs
Where are PV cells typically mounted?
On the ground
On roof lines
On walls
On trees
What is an example of a location where PV farms can be found?
In the Sahara Desert
In the UK
In the Amazon Rainforest
In Antarctica
Why is it important to reduce carbon emissions from buildings?
To increase global warming
To deplete the ozone layer
To reduce global warming and protect the ozone layer
To increase energy consumption
What role do plumbers and electricians have in reducing carbon emissions?
They have no role
They must ensure they play their part
They should increase energy usage
They should ignore new legislation
What is the purpose of the new legislation mentioned in the text?
To increase carbon emissions
To reduce carbon emissions
To ignore environmental issues
To promote fossil fuel usage
What is the purpose of installing thermostatic controls in heating systems?
To increase the heat output continuously
To ensure the heat source does not cycle or run when there is no demand for heat
To decrease the efficiency of the heating system
To allow the system to run at maximum capacity at all times
Which of the following is NOT a type of thermostat mentioned in the document?
Boiler thermostat
Room thermostat
Cylinder thermostat
Outdoor thermostat
What is the purpose of roof insulation in domestic dwellings?
To prevent heat being lost through the loft area
To prevent heat being lost through the walls
To prevent heat being lost to atmosphere
To increase the aesthetic appeal of the roof
What does wall insulation prevent?
Heat being lost through the loft area
Heat being lost through the walls
Heat being lost to atmosphere
Water leakage through the walls
Which type of insulation prevents heat being lost to the atmosphere?
Roof insulation
Wall insulation
Pipe insulation
Floor insulation
What percentage of power does one of the energy-efficient bulbs use compared to a conventional light bulb?
10%
30%
50%
70%
How much power does the other energy-efficient bulb save compared to a conventional light bulb?
10%
20%
30%
40%
What is one of the benefits of using double or triple glazing in properties?
Increases carbon emissions
Saves energy and reduces carbon emissions
Increases the 'U' value
Decreases insulation
What acts as a layer of insulation in double glazing?
The glass panels themselves
The evacuated gap between the glass panels
The frame of the window
The outer layer of glass
What is the 'U' value in the context of glazing?
A measure of soundproofing
A measure of thermal insulation
A measure of light transmission
A measure of glass thickness
