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sth that fills you with admiration
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powder mixed with sand and water to make concrete
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look at sth and think it is attractive
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a small animal that lives in the sea
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a rock that is made of calcium carbonate (CaCO3)
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a dry substance made up of very small grains
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a substance made from cement and used to build with
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an imaginary line around the middle of the earth
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not real; produced in your mind
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an animal that has a soft body and is often covered with a shell
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the hard outer part of some animals
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make a person or an animal unconscious for a short time
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unable to see, move, feel, etc. because you are not awake and able to understand what is happening around you
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found or happening below the surface of water
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a long narrow line of coral, rocks and other substances near the surface of the sea
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a place, person or thing you get sth from
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the largest coral reef in the world, parallel to the northeast coast of Australia
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a type of plant or animal
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an instruction that says how things must be done or what is allowed
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continue to be sth; be in the same condition
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likely to cause harm or damage to sth or sb
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rely on sb/sth and trust them
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burst loudly and violently, causing damage
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a substance resulting from a reaction between two substances
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toxic, causing death or illness
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a place where fish are kept
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making sth dirty with gas or poisonous chemicals
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sb who studies living things
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the protection of the natural environment
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tell people about a product or service to persuade them to buy it
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the hard substance that forms part of the surface of the earth
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that must be obeyed exactly
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a place of interest that is protected
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place beyond the Earth’s atmosphere
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