Dinosaur: A tipe of reptile that became extinct about 65,000,000 years ago
(noun) I like dinosaur
fish: an animal that lives in water, is covered with scales
(noun) fishes live in water
horseshoe: a U-shaped piece of metak that is attached to the bottom of a horse´s hoof to protect it
(noun) some people use a horseshoe as a symbol of good luck
crab: A see creature with five pairs of legs and a round, flat body covered by a shell
(noun) I saw a crab at the beach
sponge: a primitive sedentary aquatic invertebrate with a soft body
(noun) There is a sponge in the coral reef
trilobite: a simple flat sea creature that lived in the earliest period of life on earth
(noun) I saw a trilobite fossil in the museum yesterday
amber: a hard, transparent, yellowish-brown substance that was formed in ancient times and is used in jewerly
(noun) My sister has an amber necklare
carbon: a chemical element that exists as a diamond, as well as being contained in all plants and animals
(noun) the carbon is black
mineral: a substance that exists naturally in foods, water, or the ground
(noun) there are many types of minerals
mud: earth that has been mixed with water
(noun) the car got stuck in the mud
sand: a substance that consists in very small graines of rock, found on beaches and deserts
(noun) Tim is building a sand castle on the beach
sediment: a soft substance that is like a wet powder and consists of very small pieces of a solid material that have fallen to the bottom of a liquid
(noun) there is sediment by the lake
tar:a black substance that is black and sticky when hot, used especially for making roads
(noun) the roads are made of tar
cast: an object made by pouring hot liquid into a container and leaving it to become solid
(noun) My brother fell and hurt his arm, the doctor put a cast to fix it.
footprint: the mark made by a person´s or animal´s foot
(noun) my dog left footprints when it played in the mud.
fossil: the shape of a bone, a shell, or a plant or animal that has been preserved in rock for a very long period
(noun) there are dinosaur fossils underground
