1 minMorePHENOMENAMoving rocks in the Desert: Could it be that those rocks in the desert that move (roll) without wind or any other visible means of force,...
1 minInteresting FactsATMOSPHERE OF EARTHAt present the composition of our atmosphere is 79% nitrogen, 20% oxygen, and 1% other gases. Earth's atmosphere is a layer of gases...
1 minMoreAUIs the Astronomical Unit of measurement referred to for the solar system. The distance from Earth to the Sun (93,000,000 miles)...