NASA's Twin Study Quiz

What is the primary goal of NASA's Twin Study involving Scott and Mark Kelly?

• To explore the possibility of time travel

• To develop new space travel technology

• To study the psychological effects of isolation

• To test the effects of long-term space flight on the human body

Why won't NASA's study test the flow of time as described in Einstein's 'Twin Paradox'?

• The space station is not fast enough to cause relativistic effects

• The study is focused on psychological effects

• The experiment is too expensive

• The twins are not identical enough

What aspect of the twins' health is being studied through the administration of flu vaccines?

• Their immune system response

• Their cognitive abilities

• Their vision changes

• Their bone density

What are telomeres, and why are they significant in the study?

• Bacteria that aid digestion

• Cells that improve vision

• Proteins that enhance muscle growth

• Molecular caps on DNA linked to aging

What is 'space fog,' and why is it being studied?

• A cognitive phenomenon affecting alertness

• A type of space dust affecting equipment

• A visual illusion caused by lack of gravity

• A weather pattern observed on Mars