Explanation:
Elements in same group show same valency because they have same number of electrons in ther outermost shell i.e. Valence shell. Since valency depends upon the valence electrons so they have same valency. Elements in the same group have same valancy.
They are mostly located near the equator. The largest savanna is located in Africa. Nearly half of the continent of Africa is covered with savanna grasslands. Other major savannas are located in South America, India, and northern Australia.
answer is A
Answer:
Explanation:
The Following can be categorized by Exact or Uncertainly
(a)The number of eggs in a basket:Exactly
Because eggs is countable
(b)The mass of a dozen eggs:Uncertain
Because each egg can weigh differently
(c)The no of gallons of gasoline necessary to fill an automobile gas tank:Exactly
Because Volume of tank is known
(d)The number of cm in 2 m:Exactly
(e)The mass of a textbook:Exactly
(f)Time required to drive from San Francisco to Kansas city at an average speed of 53 mi/h: Uncertain
Because events like traffic and accidents might cause delay.
I believe c forgive me if I’m wrong
The answer is: <span>A combination of nature and nurture
In human development, nature played an undeniable roles in determining genetic predisposition and Resources availability that would help that person during his/her development.
Nurture also played an important role to make sure that that person could utilize his/her genetic advantage and available resources near them.</span>
