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

Author Question: The law of conservation of momentum is applicable to systems made up of objects described by which ... (Read 57 times)

tsand2

  • Hero Member
  • *****
  • Posts: 520
on: Jul 28, 2018
The law of conservation of momentum is applicable to systems made up of objects described by which of the following?
 a. macroscopic
  c. interacting through friction
  b. microscopic
  d. All the above choices are valid.

Question 2

When a glass rod is rubbed with silk, which of the following statements best describes what happens?
 a. Electrons are removed from the rod. c. The silk remains neutral.
  b. Protons are removed from the silk.
  d. The silk is charged positively.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

31809pancho

  • Sr. Member
  • ****
  • Posts: 317
Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

A


tsand2

  • Member
  • Posts: 520
Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

bdobbins

  • Member
  • Posts: 326
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Three Tissue Systems Extend Throughout the Plant Body Three Tissue Systems Extend Throughout the Plant Body
Common hydrogen bonds in biological systems Common hydrogen bonds in biological systems
Review of Systems ROS Cont. Review of Systems ROS Cont.
Geothermal energy and powers Earth’s systems Geothermal energy and powers Earth’s systems
Frontal systems Frontal systems
Systems with Three or More Particles Systems with Three or More Particles
Video: Glycolysis - and oxygen

For a complete list of videos, visit our video library