This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A professional skier reaches a speed of 58.0 m/s on a 30 ski slope. Ignoring friction, what was the ... (Read 56 times)

bobbysung

  • Hero Member
  • *****
  • Posts: 519
on: Jul 28, 2018
A professional skier reaches a speed of 58.0 m/s on a 30 ski slope. Ignoring friction, what was the minimum distance along the slope the skier would have had to travel, starting from rest?
 a. 172 m
  b. 198 m
  c. 343 m
  d. 5.92 m
  e. 0.291 m

Question 2

What is the minimum amount of energy required for a 60.0-kg climber carrying a 18-kg pack to climb Mt. Everest, 8 250 m high?
 a. 6.3E+6 J
  b. 3.4E+6 J
  c. 4.9E+6 J
  d. 6.4E+5 J
  e. 3.5E+5 J


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jxjsniuniu

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jul 28, 2018
Answer to Question 1

c

Answer to Question 2

a


bobbysung

  • Member
  • Posts: 519
Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

ktidd

  • Member
  • Posts: 319
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Speed of Earth Speed of Earth
Multiple-dose drug administration. Drug A and drug B are administered every 12 hours. Drug B reaches ... Multiple-dose drug administration. Drug A and drug B are administered every 12 hours. Drug B reaches ...
A steady needle reading that drops 2 or 3 inches Hg when the engine speed is increased slightly ... A steady needle reading that drops 2 or 3 inches Hg when the engine speed is increased slightly ...
Professional association conventions provide opportunities for networking with other massage ... Professional association conventions provide opportunities for networking with other massage ...
Use friction to mobilize the entire scalp. Place the fingers on the scalp, and move the skin over ... Use friction to mobilize the entire scalp. Place the fingers on the scalp, and move the skin over ...
Rhythmic sliding compression down both sides of the spine, with palmar friction back up to ... Rhythmic sliding compression down both sides of the spine, with palmar friction back up to ...
Video: Dietary Cholesterol & LDL

For a complete list of videos, visit our video library