This topic contains a solution. Click here to go to the answer

Author Question: A girl standing on the ground observes a rocket ship move past her at half the speed of light. ... (Read 66 times)

mrsjacobs44

  • Hero Member
  • *****
  • Posts: 500
A girl standing on the ground observes a rocket ship move past her at half the speed of light. Compared to the rocket's length at rest, she sees the rocket's length as
 
  A) longer.
  B) shorter.
  C) the same length.

Question 2

An astronaut traveling forward at 0.87c holds a meterstick in spear-like fashion. This astronaut sees the spear's length as
 
  A) 0.5 m.
  B) 0.87 m.
  C) 1 m.
  D) 1.25 m.
  E) 1.5 m.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tmlewis4706

  • Sr. Member
  • ****
  • Posts: 295
Answer to Question 1

Thanks for the answer, I sent you a forum message for another one.

Answer to Question 2

Thanks for sharing, assignments makes me feel like end of world..




mrsjacobs44

  • Member
  • Posts: 500
Reply 2 on: Jul 29, 2018
Gracias!


CAPTAINAMERICA

  • Member
  • Posts: 325
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

For a complete list of videos, visit our video library