Space · Topic 49 of 59
Zero Gravity
⭐ MasteredIn orbit, objects and astronauts seem to float because they are constantly falling around Earth. This state is often called zero gravity, though gravity is still present.
💡 Fun fact
Astronauts can lose bone and muscle strength during long stays in zero gravity.
All about Zero Gravity
In orbit, objects and astronauts seem to float because they are constantly falling around Earth. This is often called zero gravity, although gravity is still present.
Long stays in orbit can weaken bones and muscles.
🎮 Try it yourself!
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Real-life uses of Zero Gravity
- Scientific experiments in orbit
- Training astronauts
- Understanding orbits
Frequently asked questions about Zero Gravity
Why do astronauts float?
They are constantly falling around Earth.
Is there really no gravity?
No, gravity is still present in orbit.