Which wave phenomenon makes it possible for a player to hear the sound from a referees whistle in an open field even when standing behind the referee

i don't know. if i were you, i would search it up online : d

1) a

2)c

3)a

4)c

5)b

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explanation:

the sun shines white and black light to our planet. the white light has all the colors in it. in our upper atmosphere, we have dust particles and oxygen molecules. the white light meaning all of the colors in a rainbow shines through the upper levels of the atmopshere and the blue light scatters across the entire planet. that is why our sky is blue.