Pumping of groundwater in california most effectively: select one:

a. causes sediments in aquifers that are emptied to compact and the ground above it to sink
b. promotes rejuvenation of the groundwater resource via lateral groundwater flow
c. decreases water reserves in hetch hetchy reservior in the sierra nevada
d. is necessary due to reduce flooding over subsided areas and protect infrastructure
e. all of these

A

Explanation:

Ans- A, causes sediments in aquifers that are emptied to compact and the ground above it to sink.

This is one of the major problems for California nowadays. Due to excessive groundwater pumping to satisfy the demand of huge population the aquifers are drying, hence compacting and for that the land above sinks.

nec chapter 5 contains

c. information on special occupancy areas

nec chapter 6 covers

a. special equipment

which of the following rules contain the words shall or shall not and must be adhered to?

b. mandatory rules

which of the following rules identify actions that are allowed but not required and typically cover options or alternative methods?

c. optional rules

which of the following serves as the introduction to the nec and provides an overview of the book?

a. nec article 90

organizations that test products for safety are

c. nrtls

the nec is published by the

a national fire protection association

the nec is divided into

b. 9 chapters

the nec provides informative annexes for

c. informational materials and examples

two terms from nec article 100 that trainees should become familiar with are

b. labeled and listed

explanation:

a lot of it means it can be "burned" for energy and sold at one price. if it is scarce, the price will go up