« previous next »

Author Question: A ball is dropped from a rooftop of a building and falls for two seconds. The acceleration of ... (Read 47 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?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

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.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Ball and socket joint Ball and socket joint
A pair of humpback whales lunge feeding through a bait ball A pair of humpback whales lunge feeding through a bait ball
Teresa Hubbard and Alexander Birchler, Detached Building. Teresa Hubbard and Alexander Birchler, Detached Building.
Renzo Piano Building Workshop, Aerial view of Kansai International Airport, Osaka, Japan. Renzo Piano Building Workshop, Aerial view of Kansai International Airport, Osaka, Japan.
A 44-g block of ice at -15°C is dropped into a calorimeter (of negligible heat c A 44-g block of ice at -15°C is dropped into a calorimeter (of negligible heat c
Giant Puff Ball Giant Puff Ball
Video: Anaphylaxis Animation

For a complete list of videos, visit our video library