Master the Cambridge IELTS 14 Academic Listening Test 1 Part 4 vocabulary with our flashcard exercise.
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Cambridge IELTS 14 Academic Listening Test 1 Part 4
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renewable
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(adj) /rɪˈnjuːəbl/
able to be replaced or used again
Example: Solar power is a renewable source of energy.
harness
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(v) /ˈhɑrnəs/
to use something for a particular purpose
Example: They harness the energy from the wind to power their homes.
derive
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(v) /dɪˈraɪv/
to obtain something from a source
Example: We can derive energy from the sun.
fossil
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(n) /ˈfɑːsəl/
the remains of a plant or animal that lived long ago, preserved in rock
Example: We found a fossil of a dinosaur in the ground.
pollution
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(n) /pəˈluːʃən/
the act of making air, water, or land dirty and harmful
Example: Pollution can harm animals and plants.
outline
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(n) /ˈaʊtlaɪn/
a general description or plan that shows the main points
Example: The teacher gave an outline of the lesson.
conversion
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(n) /kənˈvɜːr.ʒən/
the process of changing something into a different state or form
Example: The conversion of sunlight into electricity is important for clean energy.
harvest
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(v) /ˈhɑrvɪst/
to gather crops from the fields
Example: Farmers work hard to harvest their crops before winter.
efficient
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(adj) /ɪˈfɪʃ.ənt/
able to produce a lot with little waste
Example: She found an efficient way to clean the house.
potential
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(n) /pəˈtɛnʃəl/
possible but not yet existing or developed
Example: The new project has a lot of potential for success.
constant
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(adj) /ˈkɒnstənt/
not changing; staying the same
Example: The source of energy is constant.
erratic
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(adj) /ɪˈrætɪk/
not regular or consistent; unpredictable
Example: The weather can be erratic in spring.
sediment
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(n) /ˈsɛdɪmənt/
material like sand or dirt that settles at the bottom of a liquid
Example: The river carried sediment to the lake.
drawback
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(n) /ˈdrɔːbæk/
a disadvantage or negative point
Example: One drawback of this plan is the cost.
predictable
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(adj) /prɪˈdɪktəbl/
able to be known or expected before it happens
Example: The schedule for the bus is predictable.
effective
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(adj) /ɪˈfɛktɪv/
successful in producing a desired or intended result
Example: The new method is very effective for saving energy.
construct
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(v) /kənˈstrʌkt/
to build or make something
Example: They plan to construct a new bridge next year.
lagoon
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(n) /ləˈɡun/
a shallow body of water separated from a larger sea
Example: The tidal lagoon helps to create renewable energy.
breakwater
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(n) /ˈbreɪkˌwɔːtər/
a structure built in water to protect the coast from waves
Example: The breakwater helps keep the boats safe during storms.
hydro
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(n) /ˈhaɪdroʊ/
a prefix related to water
Example: Hydro energy is important for clean power.
turbine
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(n) /ˈtɜr.baɪn/
a machine that creates power from movement, usually in the form of wind or water
Example: The turbine generates electricity from the flow of water.
generator
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(n) /dʒɛnˈeɪtər/
a machine that produces electricity
Example: The generator provides power during a storm.
activate
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(v) /ˈæktɪˌveɪt/
to make something start working or happen
Example: You need to activate the alarm before leaving the house.
megawatt
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(n) /ˈmɛgəˌwɔt/
a unit of power equal to one million watts
Example: A solar farm can produce thousands of megawatts of energy.
scheme
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(n) /skim/
a plan or system for achieving something
Example: The school has a new scheme for helping students with their studies.
component
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(n) /kəmˈpoʊ.nənt/
a part of something larger
Example: The engine is an important component of the car.
maintenance
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(n) /ˈmeɪn.tən.əns/
the process of keeping something in good condition or working order
Example: The car needs regular maintenance to run smoothly.
greenhouse
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(n) /ˈɡrinˌhaʊs/
a building with glass walls and a glass roof for growing plants
Example: The greenhouse is full of beautiful flowers.
emission
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(n) /ɪˈmɪʃən/
the act of sending out gas, heat, light, etc.
Example: The factory's emission is harmful to the air.
migration
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(n) /maɪˈɡreɪʃən/
the movement of people or animals from one place to another
Example: Birds migrate to warmer places in the winter.
ecosystem
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(n) /ˈiː.koʊˌsɪs.təm/
a community of living things and their environment
Example: The forest is a healthy ecosystem.
silt
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(n) /sɪlt/
fine sand, clay, or dirt that is carried by water
Example: The river left silt on the banks after the flood.
submerge
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(v) /səbˈmɜrdʒ/
to put something under the surface of a liquid
Example: She will submerge the toy in the water.
concept
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(n) /ˈkɒn.sɛpt/
an idea or a general notion
Example: The concept of renewable energy is important for the future.
category
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(n) /ˈkæt.ɪ.ɡɔːr.i/
a group of things that are similar
Example: She put the books into the right category.
reservoir
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(n) /ˈrɛzərvɔr/
a place where water is stored, often for use or supply
Example: The reservoir provides water for the entire city.
offshore
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(adj) /ˌɔfˈʃɔr/
situated or operating at sea, away from the shore
Example: The company installed offshore wind turbines to generate clean energy.
onshore
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(adj) /ˈɑnˌʃɔr/
located or happening on land near the shore
Example: They built an onshore wind farm to generate electricity.
marine
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(adj) /məˈrin/
related to the sea
Example: Marine animals live in the ocean.
thermal
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(adj) /ˈθɜr.məl/
relating to heat
Example: The scientists studied thermal energy to improve electricity production.
numerous
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(adj) /ˈnjuːmərəs/
many; a large number of
Example: Numerous devices can help us save energy.
device
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(n) /dɪˈvaɪs/
a tool or machine used for a specific purpose
Example: The new device can help us take better pictures.
invent
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(v) /ɪnˈvɛnt/
to create something new that did not exist before
Example: To solve problems, we need to invent new tools.
standstill
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(n) /ˈstændˌstɪl/
a situation in which something stops moving or progressing
Example: The traffic was at a standstill during rush hour.
environmental
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(adj) /ɪnˌvaɪrənˈmɛntəl/
relating to the natural world and the effect of human activity on it
Example: We need to protect our environmental resources.
sheltered
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(adj) /ˈʃɛltɚd/
protected from harm or danger
Example: The child felt safe in the sheltered area.
powerfully
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(adv) /ˈpaʊərfəli/
in a strong way
Example: The water poured powerfully from the dam.
relatively
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(adv) /ˈrɛl.ə.tɪv.li/
in relation to something else; compared to something else
Example: This book is relatively easy to read.
manufacture
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(v) /ˌmæn.jəˈfæk.tʃɚ/
to make something in large quantities using machines
Example: They manufacture toys in that factory.
boost
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(n) /buːst/
an increase or improvement
Example: The new jobs will be a big boost for the area.
economy
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(n) /ɪˈkɒnəmi/
the system of production and management of resources in a country or region
Example: The economy is growing thanks to new businesses.