We all know that if you weigh yourself on the moon, it is less than your weight on the Earth. Can you tell me something that actually weighs more on the moon than on Earth?
Can it be solar sails ?
Which weighs more: a gallon of liquid water or a gallon of ice?
(With "weight" meaning, weight on the same planet, at the same location -- so literally, "which has more mass?")
I was once called an embryo, but I have now gone through more than eight weeks of development, so my name is now changed to what?
A man takes a barrel that weighs 20 kilos, and then puts something in it.
It now weighs less than 20 kilos.
What did he put in the barrel?
A guy who was cleaning his house realized his vacuum uses more power than a box fan, so he got creative and grabbed a lawn mower bag and the hose from the vacuum and taped those to the front and back of his box fan respectively. However, when he went to use his new contraption, the dust never went into the bag. Why is that?