It's just in the name! Accurate data is helpful, and correct, but reproducible data is all of that, and is able to be given to other people through different sources! At least, that's what my understanding of them are. Hope it helps!
Answer:

Explanation:
h = Planck's constant = 
c = Speed of light = 
E = Energy = 
Wavelength ejected is given by

The maximum wavelength in angstroms of the radiation that will eject electrons from the metal is 
225 mins long will a bus take to travel 150 km at an average speed of 40 km h
Since the average speed is 40km/h it means
40 km can be travelled by it in 1 hour
1 km can be travelled by it in 1/40 hour
So 150km can be travelled by it in 150/40 hours or 225 mins.
By formula time=distance/speed=150/40=3.75hours
Speed = Distance/Time – This tells us how slow or fast an object moves. It describes the distance travelled divided by the time taken to cover the distance. Time = Distance / Speed, as the speed increases the time taken will decrease and vice versa.
To know more about average speed click here
brainly.com/question/4931057
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