No.
A shadow is bigger than you but doesn't weigh anything.
NO.
Altitude doesn't weigh anything.
Well they can weigh anything but the average is about 7 pounds
the galexy does not weigh anything its mass is around 1,153,678000000000000000000000000000000000000 kg
an ocean
your shadow
This will depend on what type of goose. You cannot weigh anything online.
It take a lot of electricity to heat anything. It take a lot of electricity to heat anything.
Heat already is heat. No need to convert anything.
5 18 is a number which is an abstract concept. It does not weigh anything!
It is possible to heat anything.