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 94 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?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

Did you know?

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

Leading & Managing Defined Leading & Managing Defined
Earth’s history is divided into nested sets of time--eons, eras, periods, and epochs--and is called Earth’s history is divided into nested sets of time--eons, eras, periods, and epochs--and is called
Earth-Moon-Sun Positions during the Spring Tide Earth-Moon-Sun Positions during the Spring Tide
A wave whose wavelength is 0.500 m is traveling down a 500-m long wire whose total mass is 25 ... A wave whose wavelength is 0.500 m is traveling down a 500-m long wire whose total mass is 25 ...
In another solar system, a planet has an airless moon Zygo that is 4.0 × 105 m in diameter. ... In another solar system, a planet has an airless moon Zygo that is 4.0 × 105 m in diameter. ...
Earth’s Early Atmosphere Earth’s Early Atmosphere
Video: Language Areas Animation

For a complete list of videos, visit our video library