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

Author Question: An object moves 10 m east in 30 s and then returns to its starting point taking an additional 70 s. ... (Read 94 times)

RODY.ELKHALIL

  • Hero Member
  • *****
  • Posts: 591
on: Jul 28, 2018
An object moves 10 m east in 30 s and then returns to its starting point taking an additional 70 s. If west is chosen as the positive direction, what is the average speed of the object?
 a. 0.20 m/s
  c. 0.50 m/s
  b. 0.20 m/s
  d. 0 m/s

Question 2

An object moves 20 m east in 30 s and then returns to its starting point taking an additional 50 s. If west is chosen as the positive direction, what is the sign associated with the average velocity of the object?
 a. +
  c. 0 (no sign)
  b. -
  d. any of the above


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

hramirez205

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

C


RODY.ELKHALIL

  • Hero Member
  • *****
  • Posts: 591
Reply #2 on: Jul 28, 2018
Thanks


hramirez205

  • Sr. Member
  • ****
  • Posts: 345
Reply #3 on: Jul 28, 2018
Welcome :)


« previous next »
 

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

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?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

A Motor Protein Moves Microtubules in Cilia and Flagella A Motor Protein Moves Microtubules in Cilia and Flagella
USF Biologist Taegan McMahon conducts experiments on chlorothalonil at a research facility in East H USF Biologist Taegan McMahon conducts experiments on chlorothalonil at a research facility in East H
Only 750 mountain gorillas remain in two tiny forests in East Africa. Only 750 mountain gorillas remain in two tiny forests in East Africa.
Spot the hidden object Spot the hidden object
Four-point gait. Four-point gait.
Constructing a Three-Point Recombination Map Constructing a Three-Point Recombination Map
Video: Osteoporosis

For a complete list of videos, visit our video library