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

Author Question: In 1983 the standard meter was redefined to what it is currently. What was the previous definition ... (Read 79 times)

awywial

  • Hero Member
  • *****
  • Posts: 577
on: Jul 28, 2018
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
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

C


awywial

  • Member
  • Posts: 577
Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

Chelseyj.hasty

  • Member
  • Posts: 319
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Respiratory Assistive Devices, Peak Flow Meter Respiratory Assistive Devices, Peak Flow Meter
This battery-powered tester uses light-emitting diodes (LEDs), meter lead terminals, and two small ... This battery-powered tester uses light-emitting diodes (LEDs), meter lead terminals, and two small ...
Peak flow meter. Peak flow meter.
How to quickly determine the maximum or minimum value of a quadratic equation in standard form How to quickly determine the maximum or minimum value of a quadratic equation in standard form
The Standard Rain Gauge The Standard Rain Gauge
Find derivative by using definition of the derivative question 2 Find derivative by using definition of the derivative question 2
Video: Types of synapses - electrical & chemical

For a complete list of videos, visit our video library