Physics
During thunderstorm you are travelling in a car. To protect yourself from the lightning you will have to

Abandon the car and take shelter under a nearby tree
Touch the nearest electric pole
Get out of the car and lie flat in the ground
Remain in the car

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Physics
Why are we able to hear short wave broadcasts better than long wave broadcasts ?

Short wave broadcasts are made by nearby radio stations.
Short waves are more energetic than long waves.
Short waves are unaffected by atmospheric disturbances.
By convention, short waves are meant for long distances, whereas long waves are reserved for short distances.

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Physics
Kinetic energy depends on

The pressure of the moving body
The mass of the moving body
Both mass and velocity of the moving body
The velocity or speed of the moving body.

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