You are on an interstellar mission from the Earth to the 8.7 light-years distant star Sirius. Your
spaceship can travel with 70% the speed of light and has a cylindrical shape with a diameter of
6 m at the front surface and a length of 25 m. You have to cross the interstellar medium with an
approximated density of 1 hydrogen atom/m3
.
(a) Calculate the time it takes your spaceship to reach Sirius.
(b) Determine the mass of interstellar gas that collides with your spaceship during the mission.
Note: Use 1.673 * 10-27 kg as proton mass.
Answers (1)
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “You are on an interstellar mission from the Earth to the 8.7 light-years distant star Sirius. Your spaceship can travel with 70% the speed ...” in 📙 Physics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers
You Might be Interested in
Which term below best describes the forces on an object with a a net force of zero? A. Inertia B. Balanced Forces C. Acceleration D. Unbalanced Forces
Answers (1)
A night lamp uses a 30 W bulb. If it is left on continuously for 8 hours, how much energy will it use?
Answers (1)
What Is one of many factors that can determine the rate of alcohol absorption
Answers (1)
What was noticed about the shape of coastlines by sailors as early as the sixteenth century?
Answers (2)
A 13-N east horizontal force acts in the same direction as a 6.4kg block as it slides 2.5m/s on a frictionless, horizontal surface for 2.1s. What is the speed of the block after force is applied?
Answers (1)
New Questions in Physics
How does a walkie-talkie work and why do people still use them?
Answers (2)
A 125-kg merry-go-round in the shape of a uniform, solid, horizontal disk of radius 1.50 m is set in motion by wrapping a rope about the rim of the disk and pulling on the rope.
Answers (1)
Jose wandered 4 kilometers at 2 kilometers per hour. How long did Jose wander?
Answers (2)
What is the acceleration of a 10kg pushed by a 5n force
Answers (1)
A device that changes thermal energy into mechanical energy
Answers (1)