I think is between A&B
I think I would answer B
Answer:
B
Explanation:
Wave length is the height perpendicular verically of a wave
<h3>
Answer:</h3>
<h3>
Explanation:</h3>
_______________
λ=500 nm = 500·10⁻⁹ m
c=3·10⁸ m/s
h=6,63·10⁻³⁴ J·s = 4,14·10⁻¹⁵ eV·s
_______________
E - ?
_______________

Answer:
The physical activity pyramid helps in organizing the person's daily life routine. It separated the exercises into different levels and helps the person to inherit a fit and healthy life style.