Vocabulary quiz · 0 of 8 correct
Key words
Choose the correct definition for each word. You get instant feedback — this step is auto-graded.
Word 1
INFRARED
Word 2
GRAVITATIONAL
Word 3
ORBIT
Word 4
HABITABLE
Word 5
SURVEY
Word 6
VANTAGE
Word 7
PANORAMIC
Word 8
EXOPLANET
0 of 8 answered
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