1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
valina [46]
3 years ago
13

Why is the impermeable layer important? *

Biology
1 answer:
earnstyle [38]3 years ago
3 0
There is much more fresh water underground than on the surface. A rock layer must be porous and permeable to be a good aquifer. An impermeable layer makes up the bottom of an aquifer. The water table rises and falls with additions or subtractions to the groundwater system.
You might be interested in
How do u know god created Earth
Vesna [10]
Do you want the catholic answer or do you just want a general answer, because it could be an opinion.
6 0
3 years ago
Read 2 more answers
Is extensive loss of hair observed in humans and whales an example of homoplasy or homology? see section 25.1 (page 497) ?
marin [14]
I believe that hair and limbs are homology because all mammals have hair and similar limb structure. Hair loss and social behavior on the other hand are homolasy because not all mammals have them. Homology is the similar traits due to common ancestry while homoplasy is similar traits for other reasons other than common ancestry. 
3 0
3 years ago
How thick is the exosphere?
steposvetlana [31]
<span>The exosphere is the fifth and final layer of the atmosphere. This layer is a little thicker than the theremosphere at 500-1000 km thick.</span>
8 0
3 years ago
What counteract pressure that pushes and pulls at the side of a building during an earthquake
Evgesh-ka [11]
D. Cross braces this is the right answer
7 0
3 years ago
A student measured the power of a motor operating at different temperatures. The student recorded a total of 11 measurements, on
user100 [1]
As a rule of thumb, in order to improve the reliability and accuracy of an experiment, it is best if the experiment is repeated several times. The increased number of trials ensures that the readings observed have minimal random error.
5 0
3 years ago
Other questions:
  • Whats the reactant gas in the aerobic respiration equation?
    8·2 answers
  • What is the term for the result when a single chromosome containing one strand of DNA divides itself into two new chromosomes an
    8·1 answer
  • Which series lists the structural components of the light-dependent reactions in order, from smallest to largest? chlorophyll ®
    6·2 answers
  • In vertebrates, the embryonic ____ is replaced by tissues that form a vertebral column.
    11·2 answers
  • What valve prevents blood from returning to the right ventricle?
    7·1 answer
  • Trade agreements influence the inner working of a free-market True or false
    7·1 answer
  • Ocean gyres can ____
    8·1 answer
  • The ciliary body is a modified part of this layer (tunic) of the eyeball. The ciliary body is a modified part of this layer (tun
    5·1 answer
  • Can someone help me do this? I’ve been feeling sick so I missed a lot of things and I’ll have to study this for a test tomorrow.
    5·1 answer
  • How are primary and secondary succession similar and how are they different?
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!