Quote:
Originally Posted by JesseK
Does a standard scale, such as the ones used to inspect the robots at competition, give us the weight or mass of the robot? In other words, is the number we see equal to mass*[accel due to gravity] or equal to only mass?
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The scale measures force.
If you measure something on Earth, then you can use that force to calculate the mass, as follows: kilograms = pounds * 0.4535924
If you use the same scale on the Moon, you will get a force reading about 1/6 of what you got on Earth, even though the mass is the same.