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

Author Question: Two ice skaters, one with a mass of 45 kg and the other with a mass of 60 kg, push off against one ... (Read 76 times)

Frost2351

  • Hero Member
  • *****
  • Posts: 557
Two ice skaters, one with a mass of 45 kg and the other with a mass of 60 kg, push off against one another starting from a stationary position. After they have pushed off, the relative speed at which they separate is 0.600 m/s.
 
  What is the speed of the 60-kg skater? A) 0.343 m/s
  B) 0.257 m/s
  C) 0.375 m/s
  D) 0.750 m/s
  E) 0.225 m/s

Question 2

Which one of the following is the correct order of the electromagnetic spectrum from low to high frequencies?
 
  A) radio waves, infrared, microwaves, UV, visible, X-rays, gamma rays
  B) radio waves, UV, X-rays, microwaves, infrared, visible, gamma rays
  C) radio waves, microwaves, infrared, visible, UV, X-rays, gamma rays
  D) radio waves, microwaves, visible, X-rays, infrared, UV, gamma rays
  E) radio waves, infrared, X-rays, microwaves, UV, visible, gamma rays



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sierramartinez

  • Sr. Member
  • ****
  • Posts: 313
Answer to Question 1

B

Answer to Question 2

C




Frost2351

  • Member
  • Posts: 557
Reply 2 on: Jul 29, 2018
Thanks for the timely response, appreciate it


coreycathey

  • Member
  • Posts: 333
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Did you know?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

For a complete list of videos, visit our video library