« previous next »

Author Question: A student weighing 300 N climbed a flight of stairs 5.0 m high in 6 s. How much work was done by the ... (Read 68 times)

lindiwe

  • Hero Member
  • *****
  • Posts: 577
on: Jul 28, 2018
A student weighing 300 N climbed a flight of stairs 5.0 m high in 6 s. How much work was done by the student?
 a. 1500 J
  b. 1800 J
  c. 1500 W
  d. 1800 W
  e. 50 W

Question 2

Which sugar is a chemically bonded combination of two other sugars?
 a. Sucrose
  b. Lactose
  c. Glucose
  d. Fructose


lorealeza77

  • Sr. Member
  • ****
  • Posts: 356
Reply #1 on: Jul 28, 2018
Answer to Question 1

a

Answer to Question 2

a


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

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?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

The gaping hole in the destroyer USS Cole, in the port of Aden, Yemen, was the work of suicide bombe The gaping hole in the destroyer USS Cole, in the port of Aden, Yemen, was the work of suicide bombe
To cleanse an open wound, begin close to the wound and work outward in full or half circles. To cleanse an open wound, begin close to the wound and work outward in full or half circles.
Turning Play into Work Turning Play into Work
Work of Running Water Work of Running Water
How high a hill would a 75-kg hiker have to climb to increase her gravitational potential ... How high a hill would a 75-kg hiker have to climb to increase her gravitational potential ...
A Snow Goose in flight. A Snow Goose in flight.
Video: Wound Cultures

For a complete list of videos, visit our video library