vocabulary verbs and adjectives
vocabulary bridges and tunnels
vocabulary Geology
vocabularu volcanic eruptions
vocabulary seasonal change
100

alone or apart from other people or things 

Isolated

100

having many different kind of things or activities 

varied

100

a large thick piece of something

chunk

100

to cover someone or something with drops of liquid, dirt, etc., especially by accident. 

spatter

100

a change from one condition or form to another

transition

200

dangerous

hazardous

200

hanging from something

suspended

200

to crash; to hit someone or something very hard while moving 

collide

200

very small stones that are used for making roads, paths, etc. 

gravel

200

a period of time that seems to last forever

eternity

300

to work hard, especially on something that is difficult 

labor

300

causing a lot of problems, or full of problems 

problematic

300

a student or an expert in geology

geologist

300

very hot

boiling

300

very impressive, interesting or attractive

spectacular

400

a bright blue stone that is very valuable

sapphire

400

the length of something from one end to another. 

span

400

in a way that changes the structure of a substance 

chemically

400

the hard part on the outside of certain foods especially bread. A hard layer on the outside of something

crust

400

to divide people or things into groups, to say that someone or something belongs to a particular group

categorize

500

having doubts that a claim or statement is true or that something will happen 

skeptical

500

a river, etc. along which boats or ships can travel

waterway

500

one of the most basic chemical substances, for example iron, gold, etc. 

element

500

to make noices when you breathe, especially if you have an illness in your chest

wheeze

500

a plan of things that will happen or of work that must be done 

schedule

600

very beautiful and pleasing

exquisite

600

to make or suggest a connection between two or more people or things. 

link

600

any round object shaped like a ball

sphere

600

black and partly burned by fire

charred

600

full of extreme emotions or caused by or affected by a violent storm

tempestuous

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