Unit 2 Lesson 1
Unit 1 Lesson 6
Unit 1 Lesson 5
Unit 1 Lesson 4
Free-for-all
100
a heavy, soft, gray metal that is easy to bend and melt.
What is lead?
100
a reddish-brown alloy made by melting together copper and tin.
What is bronze?
100
to make clean.
What is cleanse?
100
a piece of glass or other clear material curved to make light rays move apart or come together.
What is lens?
100
a small enclosed part or space.
What is cell?
200
to make a careful study of.
What is observe?
200
to show or feel great respect for a person or thing.
What is honor?
200
to prepare for a shock.
What is brace?
200
strong; hardy
What is sturdy?
200
made by passing strands or lengths of material over and under one another.
What is woven?
300
able to get the results wanted without wasting time or effort.
What is efficient?
300
a period of one hundred years.
What is century?
300
able to produce crops and plants easily and plentifully.
What is fertile?
300
the smallest particle into which a substance can be divided without changing chemically.
What is molecule?
300
in a clear manner.
What is distinctly?
400
giving off light; glowing.
What is luminous?
400
having to do with an occupation that requires special education or training.
What is professional?
400
being in agreement; unity.
What is harmony?
400
more than enough; plentiful.
What is abundant?
400
believing or trusting in almost anything; easily tricked.
What is gullible?
500
a condition or event that causes or speeds another condition or event.
What is catalyst?
500
hatred or unfair treatment toward a person or group without cause or reason, usually towards members of a race or religion
What is prejudice?
500
a policy of keeping people of different races separate and unequal in a society. 
What is apartheid?
500
something needed for life and growth.
What is nourishment?
500
the state of being confused
What is bewilderment?