Answer:
Since light travels faster than sound, the lightning arrives before the thunder. But thunder is the sound of lightning shooting through the sky in a thunderstorm.
Explanation:
Answer:
a sound wave is an electromagnetic wave
Answer:

Explanation:
m = Mass of stick
L = Length of stick = 1 m
h = Center of mass of stick = 
g = Acceleration due to gravity
T = Time period = 0.85 s
Time period is given by

Moment of inertia is given by


The acceleration of gravity on this planet is 
A boiling pot of water (the water travels in a current throughout the pot), a hot air balloon (hot air rises, making the balloon rise) , and cup of a steaming, hot liquid (hot air rises, creating steam) are all situations where convection occurs.
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