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

Author Question: An object is dropped from a vertical distance of 25.5 m above the ground, and it takes 2.28 sec to ... (Read 236 times)

jrubin

  • Hero Member
  • *****
  • Posts: 552
on: Jul 28, 2018
An object is dropped from a vertical distance of 25.5 m above the ground, and it takes 2.28 sec to fall that distance. A second identical object to launched from the same height, with a horizontal velocity of 45.9 m/s. How long does the second object take to fall the 25.5 m?
 a. More than 2.28 sec
  b. Almost 2.28 sec.
  c. Less than 2.28 sec
  d. Exactly 2.28 sec
  e. Much less than 2.28 sec

Question 2

Which type of reaction is 2Cu(NO3)2 2CuO + 4NO2 + O2?
 a. Single-replacement
  b. Double-replacement
  c. Combination
  d. Decomposition


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bubulittle310@msn.cn

  • Sr. Member
  • ****
  • Posts: 281
Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

d


jrubin

  • Member
  • Posts: 552
Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

mohan

  • Member
  • Posts: 362
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« 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?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Unstriped ground squirrel (Xerus rutilus) of the Xerini Unstriped ground squirrel (Xerus rutilus) of the Xerini
Local and long–distance cell communication in animals. Local and long–distance cell communication in animals.
Uranus revolves around the Sun once every 84 Earth years. Its average distance from the Sun is rough Uranus revolves around the Sun once every 84 Earth years. Its average distance from the Sun is rough
Much Exploration for Oil and Gas Takes Place in Remote Parts of the World Much Exploration for Oil and Gas Takes Place in Remote Parts of the World
At breakfast, a middle-class husband sits absorbed in the newspaper and the public affairs of the da At breakfast, a middle-class husband sits absorbed in the newspaper and the public affairs of the da
Video: Aneurysm

For a complete list of videos, visit our video library