Astronauts Float in Space Because There Is No Gravity?

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1.
Astronaut
2.
FreeFall
3.
Microgravity
4.
Orbit
5.
Gravity
6.
Acceleration
7.
Inertia
8.
Vacuum
9.
ISS
10.
Physics
11.
Experiment
12.
Weightless
13.
Relativity
14.
Empirical
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Misconception
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Uniformity
17.
Phenomenon
18.
Dynamics
19.
Observation
20.
Science
21.
Space
22.
Exploration
23.
Satellite
24.
Technology
25.
Research