Movie class: Gravity

Recording

Vocabulary

Tether – a safety line that ties you to a stationary object or another person.
EVA – extra-vehicular activity (activity outside the space station or vehicle)
Spacewalk – free-floating in space
Debris – fragments or remnants of something that has been destroyed or blasted to bits
inertia – the tendency of an object in motion to stay in motion (resist changes to its motion), or if at rest, to remain at rest.
Do you copy? – Did you receive and understand?

Slide

https://docs.google.com/presentation/d/1bJYKvi_mFhdcnLvxHuR6bFiDXJ9NwE1zbU_nt64M00o/edit?usp=sharing

 

Chat

Movie class: Gravity
Links
Group chat
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Lee Wright joined group chat.
Jörgen Olsson joined group chat.
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Lee Wright 9:01 PM
Not much dialog.

me 9:05 PM
Russians did it!

Lee Wright 9:05 PM
debris
(duh BREE)
Debris is heading your way. Do you copy?
A hailstorm of destruction hit them.
MMU
Thruster pack
Stopping 200 pounds of mass instantly is not so easily.
Ryan and Matt
boom arm

me 9:09 PM
p[rop
Vasanth Prabakar joined group chat.
Vasanth Prabakar left group chat.

Lee Wright 9:10 PM
A “Flying Dutchman” is a person lost in space (no tether, no control, drifting away).
They find dead people.
Usually team of 7 on a space shuttle.
ISS
fuel (FEW wull)
Loose ropes was e holding her to the station and a tether was holding him to her.

me 9:13 PM
law of keeping moment of energy

Lee Wright 9:13 PM
centrifugal force
Vasanth Prabakar joined group chat.

Lee Wright 9:14 PM
no thrusters now.
momentum
moment of inertia
action – reaction
Every action has a reaction.
Equal and opposite
Space shuttle to ISS to Chinese station
escape pod

Gerard Arbat 9:16 PM
Newton’s laws of motion

Lee Wright 9:16 PM
Every action has an equal and opposite reaction.
An object in motion tends to stay in motion.
Tyangong
He told her “Keep going”.
She was going to commit suicide.

Vasanth Prabakar 9:18 PM
c

Lee Wright 9:18 PM
She just wanted to peacefully go out.
Die on her own terms.
catastrophe (kuh CASS truh fee)
Escape pod has a heat shield and a parachute.
Very weak.

Gerard Arbat 9:21 PM
q

Vasanth Prabakar 9:21 PM
t

Lee Wright 9:21 PM
Weak muscles upon returning to Earth. Can’t stand up.
We’re hoping SpaceX will be our next “shuttle service”.
womb, umbilical cord
crawling on the beach

Vasanth Prabakar 9:23 PM
c

Lee Wright 9:23 PM
Marvin the Martian toy was floating around

me 9:25 PM
Why we have a telescope on the orbit

Lee Wright 9:25 PM
http://fbcoverstreet.com/content/xxht4ZddcERIIsO1GC7yRjarVWXEBmpdM74fFewbyGIiZcBJwv1lekmNXzYgBZbz.jpg
Telescopes are to look into distant, deep space.
Outside of light pollution and atmosphere filtering.
Hubble is USA.
Every 90 minutes the debris came around the Earth.
Gathering more and more debris.

Vasanth Prabakar 9:27 PM
c

Lee Wright 9:27 PM
There is probably a preferred orbit band.
For repairs and such.
Geo-stationary orbit.
Orbits can decay and fall to Earth.

Vasanth Prabakar 9:29 PM
If they move right or left it might collide with other satellites.

Lee Wright 9:30 PM
Things in space are moving at extremely high speeds.

me 9:30 PM
5. Why did Kowalski decide to save her life instead of trying to save both lives?

Lee Wright 9:30 PM
He had no choice.

Vasanth Prabakar 9:30 PM
t

Lee Wright 9:31 PM
Matt was seasoned, did not panic, was always logical, and accepting of fate with a peaceful attitude.
She was new, minimal training.
She did panic!!!!!!!!! …but she never threw up. (unrealistic)

me 9:33 PM
2. Why she is throwing things when she flies

Lee Wright 9:33 PM
Action-reaction
Fire extinguisher
Once it was empty, she threw it for a “push” away from it.

me 9:34 PM
4. Why did they name this movie as “Gravity”?

Lee Wright 9:34 PM
It was the only way down.
Everything in space is based on gravitational forces (or lack thereof).
Visually stunning.

Vasanth Prabakar 9:35 PM
c

Lee Wright 9:35 PM
Deus ex machina.
We need five guild actors to float dead in the first 10 minutes of the movie.
denouement

me 9:37 PM
3. What language used in all those manuals

Lee Wright 9:37 PM
Pictures
They may have been color-coded.

Gerard Arbat 9:39 PM
t

Lee Wright 9:39 PM
Trial-and-error
ISS
invaders

Vasanth Prabakar 9:40 PM
Like hanging posters of your fav celebrities in your room.

Lee Wright 9:40 PM
The oxygen cutour valves were RED for danger.
cutoff…

Vasanth Prabakar 9:40 PM
black screen for me

me 9:42 PM
1bJYKvi_mFhdcnLvxHuR6bFiDXJ9NwE1zbU_nt64M00o

Gerard Arbat 9:45 PM
t

Vasanth Prabakar 9:45 PM
t
Jorgen click on the T.Lee’s icon. it will be stable.

me 9:52 PM
queue

Jörgen Olsson 9:52 PM
ok, thanks

me 9:55 PM
space suit

Vasanth Prabakar 10:00 PM
abrasion = bruise?

me 10:01 PM
rockie

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