→ Unit 1 English ENG → Comece a aprender / Download de MP3 Flashcards

questão		resposta
Preserved remains of once-living organisms começar a aprender		fossils
A sticky layer that surrounds the cell walls of some bacteria, protecting the cell surface and sometimes helping to glue the cell to surfaces. começar a aprender		capsule
To save; to keep from harm; to protect começar a aprender		preserve
a very small amount começar a aprender		trace
a mark of a foot or shoe on a surface começar a aprender		footprint
to put into the ground and cover with earth começar a aprender		bury
more than two but not many começar a aprender		several
generally começar a aprender		commonly
small, solid pieces of material that come from rocks or living things começar a aprender		sediment
A mixture of rich soil and tiny rocks começar a aprender		silt
A wetland ecosystem in which shrubs and trees grow começar a aprender		swamp
a hole in the ground made by an animal for shelter começar a aprender		burrow
A type of fossil formed when a shell or other hard part of an organism dissolves, leaving an empty space in the shape of the part. começar a aprender		mold
a solid copy of the shape of an organism começar a aprender		cast
containing nothing começar a aprender		empty
The physical gap or interval between two objects começar a aprender		space
fading away of memory over time começar a aprender		decay
to become or make something become firm, stiff, or solid começar a aprender		harden
A scientist who studies fossils começar a aprender		paleontologist
a living being, especially an animal começar a aprender		creature
go aimlessly; wander começar a aprender		roam
having no doubt; sure começar a aprender		certain
to look at something carefully by attention to its parts começar a aprender		analyze
to develop gradually começar a aprender		evolve
a series of x-ray photographs taken from different angles and combined by computer into a composite representation of a slice through the body começar a aprender		CT scan
very old começar a aprender		ancient
also, in addition começar a aprender		additionally
extremely important começar a aprender		crucial
technique of joining two pieces of fabric edge to edge começar a aprender		piecing
the study of geographic phenomena by visiting places and observing how people interact with and thereby change those places começar a aprender		fieldwork
Marked by richness of growth, especially of vegetation. começar a aprender		lush
before written history começar a aprender		prehistoric
prosper; flourish começar a aprender		thrive
very large começar a aprender		vast
proof começar a aprender		evidence
Parts of something that are left after the rest is gone. começar a aprender		remains
To keep something safe and stop it from being destroyed. começar a aprender		preserve
A group of animals or plants of the same kind. começar a aprender		species
No longer living anywhere in the world. começar a aprender		extinct
To slowly become a fossil over a very long time. começar a aprender		fossilize
A small sign that something was there in the past. começar a aprender		trace
To slowly break down or rot after death. começar a aprender		decay
An animal that eats animals that are already dead. começar a aprender		scavenger
Full of healthy, green plants. começar a aprender		lush
From a time before people started writing history. começar a aprender		prehistoric
The slow way living things change over many generations. começar a aprender		evolution
An animal that hunts and eats other animals. começar a aprender		predator
Information or signs that show something is true. começar a aprender		evidence
The complete disappearance of a species from Earth. começar a aprender		extinction

Unit 1 English ENG

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