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

Author Question: Thomas Edison's contribution to the search for cheap and efficient indoor lighting was the a. ... (Read 47 times)

ARLKQ

  • Hero Member
  • *****
  • Posts: 571
on: Sep 12, 2019

Question 1

The mound builder societies were characterized by
 
  a. hunting and gathering.
  b. power struggles among rival groups.
  c. small settlements.
  d. large-scale trade and commerce.

Question 2

Thomas Edison's contribution to the search for cheap and efficient indoor lighting was the
 
  a. fluorescent lamp.
  b. arc light.
  c. incandescent bulb.
  d. gaseous-discharge bulb.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

triiciiaa

  • Sr. Member
  • ****
  • Posts: 349
Reply #1 on: Sep 12, 2019

Answer 1

ANSWER: d

Answer 2

c


ARLKQ

  • Member
  • Posts: 571
Reply 2 on: Sep 12, 2019
Wow, this really help

covalentbond

  • Member
  • Posts: 336
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Engraving of a spotted hyena from Thomas Pennant's History of Quadrupeds, one of the first auth Engraving of a spotted hyena from Thomas Pennant's History of Quadrupeds, one of the first auth
In Search of Primordial Photons In Search of Primordial Photons
In The Gross Clinic (1875), by Thomas Eakins, Professor Samuel Gross’s team of surgeons cuts through In The Gross Clinic (1875), by Thomas Eakins, Professor Samuel Gross’s team of surgeons cuts through
From 1965 to 1968, American troops in Vietnam conducted “search and destroy” missions to shatter ... From 1965 to 1968, American troops in Vietnam conducted “search and destroy” missions to shatter ...
To search for the Native American family would be fruitless. There are rural, urban, single-parent, ... To search for the Native American family would be fruitless. There are rural, urban, single-parent, ...
With a three-way catalytic converter, emission control is most efficient with an air–fuel ratio ... With a three-way catalytic converter, emission control is most efficient with an air–fuel ratio ...
Video: Requirements for nervous signals

For a complete list of videos, visit our video library