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

Author Question: Modern toothpastes frequently contain fluorides, which help to reduce tooth decay. Indicate ... (Read 44 times)

Ebrown

  • Hero Member
  • *****
  • Posts: 567
on: Aug 27, 2018
Modern toothpastes frequently contain fluorides, which help to reduce tooth decay.
 
  Indicate whether the statement is true or false

Question 2

Which of the following alternative energy sources is not intermittent and does not require energy storage?
 
  A) solar cells
  B) windmills
  C) tides
  D) All of the above are intermittent and requires energy storage.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tsternbergh47

  • Sr. Member
  • ****
  • Posts: 311
Reply #1 on: Aug 27, 2018
Answer to Question 1

TRUE

Answer to Question 2

D


Ebrown

  • Hero Member
  • *****
  • Posts: 567
Reply #2 on: Aug 27, 2018
Thanks


tsternbergh47

  • Sr. Member
  • ****
  • Posts: 311
Reply #3 on: Aug 27, 2018
Welcome :)


« previous next »
 

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

A phylogeny showing the major modern angiosperm lineages A phylogeny showing the major modern angiosperm lineages
MODERN BIOLOGY MODERN BIOLOGY
The Oase I mandible, earliest modern human in Europe. The Oase I mandible, earliest modern human in Europe.
Modern Medical Technological Revolution Modern Medical Technological Revolution
Birth of Modern Astronomy Birth of Modern Astronomy
Modern Cell Theory Modern Cell Theory
Video: Stroke volume - contractility definition

For a complete list of videos, visit our video library