« previous next »

Author Question: An arrow of mass 20. g is shot horizontally into a bale of hay, striking the hay with a constant ... (Read 95 times)

corkyiscool3328

  • Hero Member
  • *****
  • Posts: 539
on: Jul 27, 2018
An arrow of mass 20. g is shot horizontally into a bale of hay, striking the hay with a constant velocity of 60. m/s. It penetrates a depth of 20. cm before stopping. What is the average stopping force acting on the arrow?
 
  What will be an ideal response?

Question 2

Chemical analysis of a rock can tell us
 
  A) when the rock formed
  B) the detailed geological history of the rock
  C) what the rock is made of
  D) the temperature and pressure conditions under which it formed


epscape

  • Sr. Member
  • ****
  • Posts: 335
Reply #1 on: Jul 27, 2018
Answer to Question 1

180. N

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

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?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

An MRI of Professor P.’s acoustic neuroma. The arrow indicates the tumor. An MRI of Professor P.’s acoustic neuroma. The arrow indicates the tumor.
screen-shot-2017-02-17-at-2-08-51-pm.png screen-shot-2017-02-17-at-2-08-51-pm.png
Mastering Biology Question Mastering Biology Question
Mastering Biology Question Mastering Biology Question
What is the mass % of H2S04 in concentrated sulfuric acid? What is the mass % of H2S04 in concentrated sulfuric acid?
What is the isotopic atomic mass of an isotope if 9.7023 1022 atoms weighs 4.0256 g? What is the isotopic atomic mass of an isotope if 9.7023 1022 atoms weighs 4.0256 g?
Video: Digestive chemicals - types & enzymes

For a complete list of videos, visit our video library