The force of a suction cup is calculated using F=AP.
15
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
No matter how cold it gets, gasoline will not freeze.
107
One ragweed plant can release as many as one billion grains of pollen!
51
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Pure water (H2O) does not conduct electricity on its own.
46
Hot water can freeze faster than cold water.
181