1.So why do astronauts feel weightless in orbit?
Explain this in your own words, including
the key words below
centripetal, gravity, free fall, contact forces, velocity
2. What happens if you try to put an object into orbit;
•Too slowly
•Correct
speed
•Too
fast
•Draw
a diagram to show this
3. Work out the speed of the ISS (orbit 400km, T = 92 minutes)
4. Do your other HW from previous blog post.
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