Question

Which line in the passage uses a synonym as a context clue to explain the meaning of the word exploration?

Answer 1

Answer:

Some satellites help by investigating faraway objects that may be heading toward Earth.

Explanation:

The sentence that uses a synonym as a context clue to explain the meaning of the word exploration is: Some satellites help by investigating faraway objects that may be heading toward Earth.

Synonyms are words that have similar or the same meaning. The synonym of the word exploration in the given case is investigating. These words don't have identical meanings, but both of them can help us understand what the other one means.