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

Author Question: An object moves at a constant velocity of 12 m/s to the southwest for an interval of 20 s. Halfway ... (Read 80 times)

joesmith1212

  • Hero Member
  • *****
  • Posts: 549
on: Jul 28, 2018
An object moves at a constant velocity of 12 m/s to the southwest for an interval of 20 s. Halfway through this interval, what is the magnitude of its instantaneous velocity?
 a. It can be any value from 0 to 24 m/s.
  c. 12 m/s
  b. 6 m/s
  d. More information is needed.

Question 2

A hiker walks 200 m east and then walks 100 m north. In what direction is her resulting displacement?
 a. north
  c. northeast
  b. east
  d. None of the answers is correct.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Pariscourtney

  • Sr. Member
  • ****
  • Posts: 352
Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

D


joesmith1212

  • Member
  • Posts: 549
Reply 2 on: Jul 28, 2018
Excellent

Dinolord

  • Member
  • Posts: 313
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Medication errors are three times higher among children and infants than with adults.

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?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

The side injector combines with the shape of the piston to create a swirl as the piston moves up ... The side injector combines with the shape of the piston to create a swirl as the piston moves up ...
The piston creates a tumbling force as it moves upward. The piston creates a tumbling force as it moves upward.
Constant velocity versus positive velocity Constant velocity versus positive velocity
How to find the constant (C) after finding the anti-derivative How to find the constant (C) after finding the anti-derivative
If you walk 5.0 m horizontally forward at a constant velocity carrying a 10 N object, the ... If you walk 5.0 m horizontally forward at a constant velocity carrying a 10 N object, the ...
A 500-kg cannon fires a 4.0-kg projectile with a velocity of 500 m/s relative to A 500-kg cannon fires a 4.0-kg projectile with a velocity of 500 m/s relative to
Video: Passive Smoke Exposure

For a complete list of videos, visit our video library