Science Puzzles, Riddles & Quiz | Set 2 | QuickBytes

Fermium (Fm).

These are the chemical elements whose atomic numbers are perfect squares. 1, 4, 9, 16, 25, 36, 49, 64, 81, 100

Soak the paper in 50% isopropyl alcohol. Alcohol molecules do not bond as tightly, so the alcohol burns at a lower temperature than the paper

When mixing colors, red + blue = purple, but when mixing light, red + blue = magenta.  

You can balance it closer to the head and at the bottom of the handle. This principle involves the center of gravity.

You will rupture. The acceleration of the air up and over the front of the car is so great that it will rupture you

When hot water is poured into a thick glass, the inner surface expands, but the outer surface does not. It is this extreme stress on the glass that causes it to crack.

Put the needle carefully in a horizontal manner. It will float by surface tension.

Fred was experiencing diabetic hypoglycaemia, low blood sugar. Giving glucose would be the fastest treatment, as it is quickly absorbed without digestion.

If the cream is added immediately, then the temperature will drop initially but will then drop at a slower rate since the coffee with cream is cooler than the coffee alone and therefore the driving force for heat transfer is less. A larger mass takes longer to cool down than a smaller one at the same temperature.

You couldn't. Mercury is so dense steel floats in it.

Mule is a cross between a horse and a donkey, all of the mules on the planet could die tomorrow but could eventually thrive again if proper breeding takes place.

Pound for pound steel is so much stronger that wood, the ship made of wood would require a great deal more material for it to be of equal strength.

The match cannot spark without oxygen.

If 20 men pull on the rope (10 on each side), the stress on the rope will be no greater than if 10 pulled from one end and the other was tied to a tree. The tension on a rope is no greater than the pull at one of its ends.