Why is the sky blue?
Why does the moon appear in the daytime?
How much does the sky weigh?
How much does the Earth weigh?
How do airplanes stay in the air?
Why is water wet?
What makes a rainbow?
Why don't birds get electrocuted when they land on an electric wire?
Do aliens exist?
Where do birds go in the winter?
Why is the ocean blue?
Why is the sun the only star that can be seen
Answers
1) because sea water evaporated in sky.
2)because brightness of sun is more than moon.
3) infinite.
4)5.98×10^24 kg.
5)
6)
7)sunlight refract into raindrop.
12) because sun is more brighter than other stars.
I AM NOT ABLE TO ANSWER ALL QUESTIONS BUT MAY BE IT'S HELPFUL I WISH U WILL GET BEST ANSWERS OF THIS QUESTION
1)sky is blue due to scattering if light.
2)
3)
4)
5)Four forces keeps the airplanes in air . they are lift ,weight,thrust,drag.
6)Due to“Strong tetrahedral hydrogen bonding,”
7)Rainbow is caused by relflaction,refraction and dispersion of light.
8)Current flows in a loop[ which means the circuit is closed]. A bird sitting on a transmission line does not complete the circuit. If the same bird keeps one leg on one line and another leg (or any part of its body) on another line(or the neutral points), then it will get roasted.
9)yes,NASA gave proof also
10)because water in the ocean absorb long wave length colour
11)sun is close to earth and its light is less scatter than stars