« previous next »

Author Question: If a projectile is fired straight up at a speed of 10 m/s, neglecting air resistance, the time it ... (Read 93 times)

maegan_martin

  • Hero Member
  • *****
  • Posts: 532
on: Jul 29, 2018
If a projectile is fired straight up at a speed of 10 m/s, neglecting air resistance, the time it takes to reach the top of its path is
 
  A) 1 s.
  B) 2 s.
  C) 10 s.
  D) not enough information

Question 2

a projectile is fired straight up at a speed of 10 m/s, neglecting air resistance, the total time to return to its starting position is
 
  A) 1 s.
  B) 2 s.
  C) 10 s.
  D) 20 s.
  E) not enough information


Ksh22

  • Sr. Member
  • ****
  • Posts: 297
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

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?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Tracking time of marker entry generates a chromosome map Tracking time of marker entry generates a chromosome map
Drug development time line. Drug development time line.
A potentiometer uses a movable contact to vary resistance and send an analog voltage to the PCM. A potentiometer uses a movable contact to vary resistance and send an analog voltage to the PCM.
Time course of HIV infection. Time course of HIV infection.
Example of simplified note for one-time client. Example of simplified note for one-time client.
Acquire resistance Acquire resistance
Video: Hydrogen bonds - role in the body

For a complete list of videos, visit our video library