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

Author Question: A friend who is 180. cm tall stands 2.0 m from a plane wall mirror. You stand slightly behind him, ... (Read 23 times)

mrsjacobs44

  • Hero Member
  • *****
  • Posts: 500
A friend who is 180. cm tall stands 2.0 m from a plane wall mirror. You stand slightly behind him, 3.0 m from the wall mirror. How tall must the mirror be if you are to see all of your friend in the mirror?
 
  What will be an ideal response?

Question 2

If you were to measure your pulse rate while in a spaceship moving away from the sun at a speed close to the speed of light, you would find that it was
 
  A) much faster than normal.
  B) much slower than normal.
  C) the same as it was here on Earth.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

zacnyjessica

  • Sr. Member
  • ****
  • Posts: 345
Answer to Question 1

1.08 meter

Answer to Question 2

C





 

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

For a complete list of videos, visit our video library