« previous next »

Author Question: A ball is dropped from a rooftop of a building and falls for two seconds. The acceleration of ... (Read 115 times)

dakota nelson

  • Hero Member
  • *****
  • Posts: 604
on: Jul 28, 2018
A ball is dropped from a rooftop of a building and falls for two seconds. The acceleration of gravity is 9.8 m/s2 . The ball is referred to at the two second time. The acceleration is __________.
 Fill in the blank(s) with correct word

Question 2

If bulb C were unscrewed: _________.
 a. bulb A and bulb B would be equally bright.
  b. bulb A would be brighter than bulb B.
  c. bulb A would be dimmer than bulb B.
  d. bulb A would go out.
  e. bulb B would go out.


Ksh22

  • Sr. Member
  • ****
  • Posts: 297
Reply #1 on: Jul 28, 2018
Answer to Question 1

9.8 m/s2

Answer to Question 2

a


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

dakota nelson

  • Hero Member
  • *****
  • Posts: 604
Reply #2 on: Jul 28, 2018
Thanks


Ksh22

  • Sr. Member
  • ****
  • Posts: 297
Reply #3 on: Jul 28, 2018
Welcome :)


« 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?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Did you know?

The average adult has about 21 square feet of skin.

Building competency in patient centered care Building competency in patient centered care
Risk for falls cont'd Risk for falls cont'd
Sam Houston—and his horse—earned this heroic tribute. At the Battle of San Jacinto, a musket ball sh Sam Houston—and his horse—earned this heroic tribute. At the Battle of San Jacinto, a musket ball sh
Converting Degrees to Degrees, Minutes, Seconds Converting Degrees to Degrees, Minutes, Seconds
Structure of a Fatty Acid Fatty acids are the building blocks of some lipids Structure of a Fatty Acid Fatty acids are the building blocks of some lipids
A 40.0-kg crate is being raised by means of a rope. Its upward acceleration is 2.00 m/s2. What ... A 40.0-kg crate is being raised by means of a rope. Its upward acceleration is 2.00 m/s2. What ...
Video: Mechanics of Sound Animation

For a complete list of videos, visit our video library