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

Author Question: Why does irrigated farmland get more and more salty over time? A) Salts and minerals are ... (Read 39 times)

CQXA

  • Hero Member
  • *****
  • Posts: 546
on: Aug 27, 2018
Why does irrigated farmland get more and more salty over time?
 
  A) Salts and minerals are deposited from water by evaporation.
  B) Salt water is used to irrigate the lands.
  C) Silty water lays down layers of organic matter, which contain a large degree of charged particles and salts.
  D) The plants extract the minerals and exchange them for salty ions like sodium.
  E) all of the above

Question 2

Allowing water to cascade or bubble in a fountain during the purification process is an example of ________.
 
  A) a gas dissolving in a liquid
  B) a chemical reaction
  C) ion exchange
  D) a solid dissolving in a liquid
  E) only A and B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kingfahad97

  • Sr. Member
  • ****
  • Posts: 308
Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

A


CQXA

  • Member
  • Posts: 546
Reply 2 on: Aug 27, 2018
Excellent

mjenn52

  • Member
  • Posts: 351
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Having a time zone map located near the telephone will assist you when making long distance calls ou Having a time zone map located near the telephone will assist you when making long distance calls ou
Vitamins and Minerals Vitamins and Minerals
Water-Reactive Salts Water-Reactive Salts
Insecticide application over time Insecticide application over time
Acids, Bases, & Salts Acids, Bases, & Salts
Time-of-entry mapping Time-of-entry mapping
Video: Enzyme structure - Properties of enzymes

For a complete list of videos, visit our video library