Geography & Size
Politics & People
Science & Surroundings
Adjectives & Adverbs
Nouns & Verbs
200

Antarctica covers approximately this percentage of the Southern Hemisphere

What is 20 percent?

200

Antarctica is entirely unique among the continents because it has no independent countries and lacks this type of population.

What is a permanent human population?

200

Since there are no permanent residents, people of this profession live and work on the continent temporarily.

What is a scientist?

200

In the sentence stating scientists "live and work there temporarily," the word "temporarily" is this part of speech.

What is an adverb?

200

Words from the text like "continent," "ocean," and "treaty" are all examples of this part of speech.

What are nouns?

300

Ranking as the fifth-largest continent on Earth, Antarctica is larger than Oceania and this other continent.

What is Europe?

300

Signed in 1959, this agreement ensured the continent would be used for peaceful purposes and environmental protection.

What is the Antarctic Treaty?

300

The South Orkney, South Shetland, and Bouvet Islands are scattered across this body of water.

What is the Southern Ocean?

300

The text uses these two adjectives to describe the "region" in the second sentence.
This remote and icy region lies in the Southern Hemisphere and is surrounded by the Antarctic Convergence, an uneven boundary where the cold waters flowing north from Antarctica meet the warmer waters of the world's oceans. The Antarctic region covers around 20 percent of the Southern Hemisphere.  

remote and icy?

300

"The Antarctic region covers around 20 percent", the word "covers" is this part of speech

What are verbs?

400

is uneven boundary surrounds the region, marking where cold Antarctic waters meet the warmer waters of the world's oceans.

What is the Antarctic Convergence?

400

Before the 1959 treaty, this number of countries had made territorial claims to different areas of Antarctica.

What is seven?

400

Scientific studies in Antarctica are crucial for learning about wildlife, weather patterns, and changes to this global system.

What is the climate (or environment)?

400

"Uneven," "cold," and "warmer" are all examples of this part of speech used to describe the convergence and waters.  

What are adjectives?

400

"A vast continent," "an uneven boundary," and "the fifth-largest continent" are examples of this grammatical grouping of words.

What are noun groups (or noun phrases)?

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