1432Every Day ScienceMedium
The ISS (International Space Station) orbits Earth about once every?
A90 minutes at an altitude of about 400 km
B60 minutes at an altitude of about 500 km
C90 minutes at an altitude of about 500 km
D60 minutes at an altitude of about 400 km
Correct answer
A. 90 minutes at an altitude of about 400 km
Explanation
90 minutes at an altitude of about 400 km is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.