The average person's skin weighs twice as much as their brain.
131
The cat brain weighs about 30g.
167
Fidgeting can burn about 350 calories a day.
201
A million dollars weighs about a metric ton. Hence the expression "a ton of money."
66
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
A hummingbird weighs less than a penny.
1k
By weight, Bone is five times stronger than steel.
417
The earth is approx. 6,588,000,000,000,000,000 tons.
175