The following are the answers:
a. porous and permeable beds bounded on all sides by impermeable rock.
c. structural traps.
Answer:
B. Semiarid
Explanation:
I am confident this is the answer, hope I helped.
Extensive commercial logging, the use of wood for cooking and heating, and excessive clearing of land by subsistence farmers has led to __________________<span>in most areas of Sub-Saharan Africa.
</span>B)
<span>deforestation </span>
Here are some sources of ocean pollution:
<span>Oil. Petroleum products used for fuel are mined from the earth deep below the ocean surfaces.
Dumping.
Sewage.
Air Pollution.
<span>Agricultural Runoff</span></span>
Momentum is a VECTOR quantity because it involves MAGNITUDE AND DIRECTION.
A vector quantity is a quantity which has both magnitude and direction. The formula for momentum is mass x velocity. The mass is a scalar quantity while the velocity is a vector quantity; scalar multiply by vector quantity will give vector quantity .<span />