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Say at least one synonym of 'junk'
rubbish, litter, garbage, etc.
Is it true that 90% of objects in space are working pieces of equipment?
False
Is it true that there are more large pieces of junk in space than small parts and bits?
False
Why are even the smallest bits in space dangerous?
Because of their speed they can create a hole in a rocket and cause a leak.
How many satellites have been launched into space in the past 10 years approximately?
760/76 per year
What eventually happens to satellites when they become defunct?
They burn up in the atmosphere.
What does that mean that new satellites will have to be built to the new standards? What are these standards?
When they become defunct, they'll have enough energy to travel back to the Earth.
According to the text luckily nobody has ever been seriously injured doe to space junk. True or False?
True
What's the name of the heaviest object to orbit the Earth, apart from the Moon?
Mir
What happened to 'Mir' eventually?
Most of it burned up in the atmosphere, some fragments landed in the sea
If it eventually happens, we won't be able to use the low-Earth orbit at all. What is it?
a cloud of debris
What solution to the problem of increasing space junk is mentioned in the text?
'cleaning robots (satellites) which can attach a device to the junk pushing it into the atmosphere.
How many objects a year can a 'cleaning robot' remove from the space?
Up to 10 a year
Name at least 3 synonyms for 'piece'?
fragment, bit, chunk, etc.
What makes space junk stay up longer today?
Because of the extra CO2 in our atmosphere.
What does ISS stand for?
The International Space Station
