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

Author Question: A car and a large truck make a head-on collision and stick together. Prior to the collision, the ... (Read 83 times)

jrubin

  • Hero Member
  • *****
  • Posts: 552
on: Jul 28, 2018
A car and a large truck make a head-on collision and stick together. Prior to the collision, the truck's velocity was twice that of the car. Which vehicle experiences the larger change in the magnitude of its momentum?
  1.the car
  2.the truck
  3.Both vehicles experience the same magnitude change in momentum.
  4.Impossible to determine.

Question 2

A boulder falls off a cliff toward the ground with no air resistance. The isolated system for which momentum is conserved is
  1.only the Earth.
  2.only the boulder.
  3.both the Earth and the boulder.
  4.none of these.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Liamb2179

  • Sr. Member
  • ****
  • Posts: 365
Reply #1 on: Jul 28, 2018
Answer to Question 1

3

Answer to Question 2

3


jrubin

  • Hero Member
  • *****
  • Posts: 552
Reply #2 on: Jul 28, 2018
Thank you!


Liamb2179

  • Sr. Member
  • ****
  • Posts: 365
Reply #3 on: Jul 28, 2018
Always glad to help...


« previous next »
 

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Nucleosome head on Nucleosome head on
The Head of Comet Brooks The Head of Comet Brooks
Each year, the leaders of the world’s eight most powerful nations meet in a secluded place to make ... Each year, the leaders of the world’s eight most powerful nations meet in a secluded place to make ...
A typical open-end wrench. Note the size difference on each end and that the head is angled 15 ... A typical open-end wrench. Note the size difference on each end and that the head is angled 15 ...
Fingertip kneading along the paraspinal muscles from shoulders to buttocks. Check to make sure all ... Fingertip kneading along the paraspinal muscles from shoulders to buttocks. Check to make sure all ...
The presence of large areas of methane hydrate The presence of large areas of methane hydrate
Video: Medullary osmotic gradient - influencing factors

For a complete list of videos, visit our video library