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

Author Question: The calendar we presently use is the ______________ calendar. Fill in the blank(s) with correct ... (Read 133 times)

lidoalex

  • Hero Member
  • *****
  • Posts: 538
The calendar we presently use is the ______________ calendar.
 Fill in the blank(s) with correct word

Question 2

If a wave has a frequency of 15 Hz, it has a period of
 a. 1/15 s.
  b. 3.9 s.
  c. 225 s.
  d. 15 s.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sultansheikh

  • Sr. Member
  • ****
  • Posts: 335
Answer to Question 1

Gregorian

Answer to Question 2

a





 

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

For a complete list of videos, visit our video library