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 40 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?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Did you know?

Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

Did you know?

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

Size comparison of Earth and Uranus Size comparison of Earth and Uranus
False-color imagery of the Sun, a G-type main-sequence star, the closest to Earth. False-color imagery of the Sun, a G-type main-sequence star, the closest to Earth.
The Last Man on Earth The Last Man on Earth
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 ...
What is the longest wavelength of light that can cause photoelectron emission fr What is the longest wavelength of light that can cause photoelectron emission fr
A photon whose wavelength is = 5.0 10-11 m is scattered straight backward. What is the ... A photon whose wavelength is = 5.0 10-11 m is scattered straight backward. What is the ...
Video: Import of Dietary Glucose from Intestines to Bloodstream

For a complete list of videos, visit our video library