Answer:
The answer is "
"
Explanation:
apply the formula for calculating the average velocity to the relative air


Given value:



The final answer is "
" in the south-east direction.
Answer:
Part a)


Part b)

Explanation:
Part a)
Constant speed by which the student will run is given as

now after some time if student is going to overtake the position of bus
so here the final positions will be same
so we have




so it is

So student will run the total distance



Part b)
Speed of bus when student reach the bus is given as



Explanation:
Unclear question. The clear rendering reads;
"Into a U-tube containing mercury, pour on the other side sulfuric acid of density 1.84 and on the other side alcohol of density 0.8 so that the levels are in the same horizontal plane. The height of the acid above the mercury being 24 cm. What is the height of the bar and what variation of the level of the acid, when the mercury density is 13.6?
Answer:
more light enters and disturbs the formation of the image.
Answer:
1:knowledge of the structure of DNA
2:an understanding of hemoglobin
4:ground fault circuit interrupters
7:aerogel
Explanation: