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

Author Question: When no forces act on moving objects their paths are normally A) straight lines. B) circles. C) ... (Read 114 times)

s.tung

  • Hero Member
  • *****
  • Posts: 577
on: Jul 29, 2018
When no forces act on moving objects their paths are normally
 
  A) straight lines.
  B) circles.
  C) ellipses.
  D) all of the above

Question 2

The amount of force needed to sustain motion of a rock in outer space is
 
  A) a force equal to its weight.
  B) a force less than its weight if friction is absent.
  C) none of these


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

deja

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: C


s.tung

  • Member
  • Posts: 577
Reply 2 on: Jul 29, 2018
Wow, this really help

bassamabas

  • Member
  • Posts: 294
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

In American Progress (1872), John Gast depicts a feminized (and eroticized) America moving westward, In American Progress (1872), John Gast depicts a feminized (and eroticized) America moving westward,
Wedge-shaped oil film developed below a moving block. Wedge-shaped oil film developed below a moving block.
Hurricane Paths Hurricane Paths
Squall lines Squall lines
How to integrate by parts when How to integrate by parts when "going in circles"
Intersection of Circles Intersection of Circles
Video: Polysaccharides

For a complete list of videos, visit our video library