ZuoTi.Pro
Question

An astronaut travels to a distant star with a speed of 0.68 c relative to Earth....

An astronaut travels to a distant star with a speed of 0.68 c relative to Earth. From the astronaut's point of view, the star is 7.3 ly from Earth. On the return trip, the astronaut travels with a speed of 0.95 c relative to Earth.

science   physics   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

0 0
Add a comment
Know the answer?
Add Answer to:
An astronaut travels to a distant star with a speed of 0.68 c relative to Earth....
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • An astronaut travels at a speed of 0.98c from the Earth to a distant star that...

    An astronaut travels at a speed of 0.98c from the Earth to a distant star that is 6.0 times 10^17 m away. If the astronaut is 34 years old when she begins her trip, how old is she when she arrives at the star? Years old

  • At a speed of 0.78c, a spaceship travels to a star that is 6.5ly distant. According...

    At a speed of 0.78c, a spaceship travels to a star that is 6.5ly distant. According to an astronaut on the spaceship, how long does the trip take in yr?

  • Suppose an astronaut travels to a star 10 lightyears away at a significant fraction of the...

    Suppose an astronaut travels to a star 10 lightyears away at a significant fraction of the speed of light (for example, v=0) and returns. Assume the negligible amount of time is spent at the destination. Does this round-trip journey take less than, equal to, or more than 20 years as observed by an Earth-based observer? Does this round-trip journey take less than, equal to, or more than 20 years as observed by the astronaut? Describe the journey as the astronaut...

  • A star is 14.7 ly (light-years) from Earth. (a) At what constant speed (in m/s) must...

    A star is 14.7 ly (light-years) from Earth. (a) At what constant speed (in m/s) must a spacecraft travel on its journey to the star so that the Earth–star distance measured by an astronaut onboard the spacecraft is 4.46 ly? m/s (b) What is the journey's travel time in years as measured by a person on Earth? yr (c)What is the journey's travel time in years as measured by the astronaut? yr

  • A space traveler takes off from Earth and moves at speed 0.9800c toward the star Vega,...

    A space traveler takes off from Earth and moves at speed 0.9800c toward the star Vega, which is 26.00 ly distant. How much time will have elapsed by Earth clocks (a) when the traveler reaches Vega and (b) when Earth observers receive word from the traveler that she has arrived? (c) How much older will Earth observers calculate the traveler to be (measured from her frame) when she reaches Vega than she was when she started the trip?

  • A spaceship travels with a speed of 0.3 c as it passes by the Earth on...

    A spaceship travels with a speed of 0.3 c as it passes by the Earth on its way to a distant star, as shown in the diagram below. The pilot of the spaceship measures the length of the moving ship as 40 m. 0.3 c Earth Determine its length as measured by a person on Earth. (part 2 of 3) The pilot of the spaceship observes that the spaceship travels for 4 years. Determine how much time has passed according...

  • An astronaut travels away from the Earth at a speed of 0.74c and sends a light...

    An astronaut travels away from the Earth at a speed of 0.74c and sends a light signal back to the Earth every 9.0 s as measured by his clock. An observer on the Earth finds that the arrival time between consecutive signals is Δt. Find Δt. (Answer should be in seconds)

  • 10 trillion A distant star is traveling toward Earth with a speed of 36,500 km/s. If...

    10 trillion A distant star is traveling toward Earth with a speed of 36,500 km/s. If the 1 pol star emits a light with a frequency of 5.50 x 10^14 Hz, what is the frequency of the light when it is observed on Earth. Your answer 1 point Which waves have the smaller wavelength, infrared waves or ultraviolet waves? O Infrared waves Tiltraviolet waves

  • A space probe is sent to the vicinity of the star Capella, which is 42.2 light-years...

    A space probe is sent to the vicinity of the star Capella, which is 42.2 light-years from the earth. (A light-year is the distance light travels in a year.) The probe travels with a speed of 0.9960 c relative to the earth. An astronaut recruit on board is 19 years old when the probe leaves the earth.What is her biological age when the probe reaches Capella, as measured by the astronaut?What is her biological age when the probe reaches Capella,...

  • c. Remember that a light-year is defined as the distance, relative to Earth, that light travels...

    c. Remember that a light-year is defined as the distance, relative to Earth, that light travels in one calendar year on Earth. If Alpha Centauri is 4.37 light-years away from Earth, what is this distance measured by you from your spaceship? d. You and your twin decided to synchronize your clocks before you started your trip so you can compare the length of your trip once you get back. i. How long does it take the spaceship to reach its...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT