This topic contains a solution. Click here to go to the answer

Author Question: Which of these are physical quantities? a. time b. energy c. seconds d. kilometers e. ... (Read 84 times)

fahad

  • Hero Member
  • *****
  • Posts: 570
Which of these are physical quantities?
 a. time
  b. energy
  c. seconds
  d. kilometers
  e. volume

Question 2

In the leftmost photo below, an instructor demonstrates that a standard two-by-four on a curved dish can be rotated by the attractive force of a charged rod. The two-by-four is affected by the charged rod of the same way as:
 a. the metal ball in the figure 20-3.
  b. the insulating object in the figure at above right.
  c. neither of the two; a different mechanism is involved since the two-by-four is so massive.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

AISCAMPING

  • Sr. Member
  • ****
  • Posts: 347
Answer to Question 1

A, B, E

Answer to Question 2

b





 

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

For a complete list of videos, visit our video library