This topic contains a solution. Click here to go to the answer

Author Question: In 1983 the standard meter was redefined to what it is currently. What was the previous definition ... (Read 38 times)

awywial

  • Hero Member
  • *****
  • Posts: 577
In 1983 the standard meter was redefined to what it is currently. What was the previous definition from 1960 based on?
 a. specific alloy bar housed at Sevres, France
  b. wavelength of light emitted by certain krypton atoms
  c. distance from the Earth's equator to the North Pole
  d. the distance light travels in a certain fraction of a second

Question 2

A room in a house has a floor area of 160 ft2 . Which of the following is most likely the approximate volume of the room?
 a. 4000 m3
  c. 40 m3
  b. 400 m3
  d. 4 m3



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

peter

  • Sr. Member
  • ****
  • Posts: 330
Answer to Question 1

B

Answer to Question 2

C




awywial

  • Member
  • Posts: 577
Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)


bigsis44

  • Member
  • Posts: 317
Reply 3 on: Yesterday
Gracias!

 

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

For a complete list of videos, visit our video library