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

Author Question: An auto is coasting on a level road. It weighs 10. kN. How much work is done by gravity as it moves ... (Read 65 times)

mpobi80

  • Hero Member
  • *****
  • Posts: 519
on: Jul 27, 2018
An auto is coasting on a level road. It weighs 10. kN. How much work is done by gravity as it moves horizontally 150. meters?
 
  What will be an ideal response?

Question 2

The presence of which rocks show that between 2 and 3 billion years ago the atmosphere contained less than 1 of the amount of oxygen it contains today?
 
  A) limestone
  B) banded iron formations
  C) silicate clays
  D) sandstone


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Moriaki

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Jul 27, 2018
Answer to Question 1

zero (displacement is perpendicular to the force)

Answer to Question 2

B


mpobi80

  • Hero Member
  • *****
  • Posts: 519
Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


Moriaki

  • Sr. Member
  • ****
  • Posts: 341
Reply #3 on: Jul 27, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

The central dogma of genetics at the molecular level. The central dogma of genetics at the molecular level.
Elephant work camp in Thailand. Elephants are used for heavy forest work and in circus presentations Elephant work camp in Thailand. Elephants are used for heavy forest work and in circus presentations
World Mean Sea-Level Temperatures in January World Mean Sea-Level Temperatures in January
Chemistry work Chemistry work
Where do Psychological Practitioners Work? Where do Psychological Practitioners Work?
The mole fraction of oxygen in dry air near sea level is 0.20948, where the molar mass of ... The mole fraction of oxygen in dry air near sea level is 0.20948, where the molar mass of ...
Video: Olfaction. or the sense of smell

For a complete list of videos, visit our video library