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 72 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?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

Medication errors are three times higher among children and infants than with adults.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

For a complete list of videos, visit our video library