If Astronauts Could Travel at V = 0

question 50

Multiple Choice

If astronauts could travel at v = 0.95c,we on Earth would say it takes (4.2/0.95) = 4.4 years to reach Alpha Centauri,4.2 lightyears away.The astronauts disagree.How much time passes on the astronaut's clocks?

• A)1.4 years
• B)14.1 years
• C)4.0 years
• D)1.3 years
• E)​0.4 years