A heavy car can be lifted quite easily with a screw.
Hence, the given statement is false.
How much is the weight of an object on the moon as compared to its weight on the earth ? Give reason for your answer.
It is quite to lift heavy weights on the earth but it becomes very easy to lift the same heavy weights on the moon. Why?
Name the device which is attached to heavy luggage (such as a heavy suitcase) to move it easily by pulling.
Name a device by which heavy loads of iron steel and iron scrap can be lifted.
By using wheels and rollers, we can easily pull a heavy suitcase.