« previous next »

Author Question: Which was one early problem with pendulum clocks? a. Making sure the amplitude of the pendulum ... (Read 35 times)

MGLQZ

  • Hero Member
  • *****
  • Posts: 579
on: Jul 28, 2018
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
Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

d


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

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?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Looking carefully at the scan tool data is very helpful in locating the source of a problem. Looking carefully at the scan tool data is very helpful in locating the source of a problem.
The effect of a few days of early monocular deprivation on the structure of axons projecting from ... The effect of a few days of early monocular deprivation on the structure of axons projecting from ...
Problem Problem
Consider the following hypothesis problem. n = 30 H0: 2 = 500 s2 = 625 Ha: 2 500 The test ... Consider the following hypothesis problem. n = 30 H0: 2 = 500 s2 = 625 Ha: 2 500 The test ...
A single cell from an early-stage human embryo A single cell from an early-stage human embryo
The problem of repetitive DNA The problem of repetitive DNA
Video: Contraction and Relaxation Animation

For a complete list of videos, visit our video library