This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The meter is presently defined as a. one ten-millionth of the diameter of Earth. b. the wavelength ... (Read 31 times)

ereecah

  • Hero Member
  • *****
  • Posts: 530
on: Jul 28, 2018
The meter is presently defined as
 a. one ten-millionth of the diameter of Earth.
  b. the wavelength of a line in the spectrum of krypton-86.
  c. the length of a platinum-iridium bar.
  d. the distance light travels in a vacuum in a very short time.

Question 2

The meter was defined originally as
 a. one ten-millionth of the diameter of Earth.
  b. one ten-millionth of the distance from the equator to the North Pole.
  c. the wavelength of a line in the spectrum of krypton-86.
  d. the length of a platinum-iridium bar.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

strudel15

  • Sr. Member
  • ****
  • Posts: 324
Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

b


ereecah

  • Hero Member
  • *****
  • Posts: 530
Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


strudel15

  • Sr. Member
  • ****
  • Posts: 324
Reply #3 on: Jul 28, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

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.

Schematic of the Earth–Moon system (without a consistent scale) Schematic of the Earth–Moon system (without a consistent scale)
Moving currents are affected by Earth’s rotation Moving currents are affected by Earth’s rotation
Earth Science, 14/E Earth Science, 14/E
Tardigrade wasn't correct, nor was Gastrotricha. What on earth is this asking me. Tardigrade wasn't correct, nor was Gastrotricha. What on earth is this asking me.
Humans are related to Earth’s other organisms Humans are related to Earth’s other organisms
Escape Speed from Earth Escape Speed from Earth
Video: Component of feedback systems & Communication and regulation of body systems

For a complete list of videos, visit our video library