Q&A
Ask and answer questions to make information more available to wider audiences.
Kolton Armstronge
@armstrongekolton 18, May 2023 12:00 AM
Earth's sea level
An altitude of 100 kilometres above the Earth's sea level marks the beginning of space where human travellers are considered astronauts. What is it called?
a. Appleton-Barnett layer
b. Karman line
c. Heaviside layer
d. Van Allen belts
