U2 W1 STEM
U2 W2 World
U2 W3 STEM
U2 W4 World
TOEFL
100

The pattern of the following image

checkerboard 

100

A belief in true knowledge or knowledge in a particular area is uncertain

skepticism 
100

Pandas, tigers, lions are different __________. 

species 

100

Would he keep his mouth shut under __________ ?

interrogation

100

background

backdrop

200

The process of the following image

ionisation

200

the opposite of temporary

permanent

200

The mule is a _________ between a donkey and a horse. 

hybrid

200

We will consider attempts by modern artists and thinkers to redirect this effort, to use chance as an artistic praxis, a ________ to the subconscious. 

conduit

200

to use goods to exchange for other goods

barter

300

2ⁿᵈ

superscript

300

In linguistics, ____________ is the study of meaning.  

semantics

300

There is no chemical __________ between them. 

reaction

300

_______________ movements are movements of the muscles in your body that you cannot control.

convulsive

300

A _________ war is one of the causes that justify war by the criteria of the Just War tradition.

defensive

400

(of two people or things) influencing each other.

interactive

400

_________ reaction are not thought about, planned, or developed by training.

instinctive

400

A perfect diamond is a single __________ made of carbon atoms.

molecule

400

_________ is to achieve a "national rebirth".

palingenetic

400

I'm sure there's a ___________ explanation based on reason and logic.

rational 

500

To arrange or put together in a particular form or configuration.

configure

500

(especially of an argument, story, or sentence) extremely complex and difficult to follow.

convoluted 

500

A characteristic of a particular substance that can be observed in a chemical reaction. 

Property

500

___________ is a confusing and difficult problem or question.

conundrum

500

To cause (a material such as cloth, paper, or hair) to become white or much lighter by a chemical process or by exposure to sunlight.

bleach

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