Explanation:
select the correct answer from each drp down
Answer:
I would say A
Explanation:
our ancestors are the people that lived long before us
A. Oxygen and nitrogen. ( Just think NO nitrogen oxygen )
Answer:
This process is known as doping. It can be done by adding either of two types of impurity to the crystal. (A) By adding electron rich impurities i.e., group 15 elements to the silicon and germanium of group 14 elements.
Answer:
A. oxygen gas, liquid water, liquid honey, solid iron ore
Explanation:
Just did it on edge
