The three properties in which an aircraft needs to fly would be: wind, wings, and gravity. Hope that makes sense.
Answer:
As the atomic number is equal to number of protons in an atom , so the atom having 15 electons has atomic number 15.
Explanation:
Speed of light= wavelenght * frequency
Frequency = (3x10^8)/(1 x 10^-4)
= 3 x 10^+12
The outer rigid layer of the earth is divided into a couple of dozen “plates” that move around across earths surface relative to each other.
Answer:
B) 2.7W
Explanation:
Converting Cal to Joule
1 cal = 4.186J
14 kcal = 14 x 1000 x 4.186
= 58604 J
Converting hour to seconds
6 hours = 6 x 60 x 60 seconds
= 21600 seconds
Power is the time rate of doing work.
Power = Work/Time
P = (58604) / (21600)
P = 2.7W
