« previous next »

Author Question: A ball is dropped from a rooftop of a building and falls for two seconds. The acceleration of ... (Read 99 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?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Comet Tempel 1 67 seconds after colliding with the Deep Impact probe. Comet Tempel 1 67 seconds after colliding with the Deep Impact probe.
Compression Occurs in vertebrae subjected to extreme stresses, as when one falls and lands on his or Compression Occurs in vertebrae subjected to extreme stresses, as when one falls and lands on his or
Ball Illusion Ball Illusion
A farmer is building a new cylindrical silo that will hold 1800 cm3 of corn. Wha A farmer is building a new cylindrical silo that will hold 1800 cm3 of corn. Wha
Ethanol has the molecular formula C2H6O. Which ball and stick model shown above represents ... Ethanol has the molecular formula C2H6O. Which ball and stick model shown above represents ...
Allyl isothiocyanate, ball and stick model Allyl isothiocyanate, ball and stick model
Video: Introduction to Pre-eclampsia

For a complete list of videos, visit our video library