Astronauts Orbiting Earth in the Space Shuttle Experience So-Called Weightlessness

question 92

Multiple Choice

Astronauts orbiting Earth in the space shuttle experience so-called weightlessness in space because

• A) they are farther away from Earth.
• B) of centrifugal force.
• C) the gravitational pull of the Moon counteracts Earth's gravitational pull.
• D) they are in constant free fall around Earth.
• E) they are in space where there is no gravity.