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It has enough weight under Earth-like gravity that one must exert themselves considerably to lift it.
Pulley X
balls. =))
the differrence between these two kinds of things is that they both have the weight in tthem
Strength can mean physical strength, like how much force something can exert. It can also mean emotional or mental strength, like the ability to withstand stress and hard times and still remain calm.
Maxing out.
A minimum of 1.667 newtons.
You exert a force of 30 N.
The amount that a healthy person can lift depends on their height and weight.
600LBS
Yes it does. The more weight that there is in the rocket, the more energy it takes to lift off. Its the same as if you raised your hand above your head and it's empty. Put a ten pound weight in it and you have to exert more energy to lift it.
It has enough weight under Earth-like gravity that one must exert themselves considerably to lift it.
In this case it's the amount of weight, but in reality it's neither. It only matters HOW you lift it, as in posture, stance, etc... You could have any amount of weight on there, just do it correctly.
muscular strength
bio
Pulley X
1RM is the answer and the definition word for the maximum amount of weight a group of muscles can lift at one time.[shally]