Author Question: Which was one early problem with pendulum clocks? a. Making sure the amplitude of the pendulum ... (Read 84 times)

MGLQZ

  • Hero Member
  • *****
  • Posts: 579
Which was one early problem with pendulum clocks?
 a. Making sure the amplitude of the pendulum swing was accurate.
  b. The tendency of the pendulum string to stretch.
  c. Being able to know when it was the same time somewhere else in the world.
  d. Devising a workable mechanism to supply the energy to keep the pendulum swinging.
  e. Measuring how fast the sand or water moved through the clock.

Question 2

Which of these affects the period of a string pendulum?
 a. The material used to make the string.
  b. The force of the initial motion.
  c. The mass of the bob.
  d. The length of the string.
  e. The amplitude of the swing.



Rilsmarie951

  • Sr. Member
  • ****
  • Posts: 316
Answer to Question 1

d

Answer to Question 2

d



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

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.

For a complete list of videos, visit our video library