The concentration of oxygen in Earth’s atmosphere is approximately 21% by volume. This means that out of every 100 parts of air, about 21 parts
Category: Random

Photosynthesis is the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water. It generates oxygen

What Is the Greenhouse Effect? We have a short and simple answer for it. The greenhouse effect is a natural process where certain gases in

Which is smaller a Microgram or Milligram? A microgram is smaller than a milligram. One milligram (mg) is equal to 1,000 micrograms (µg). Microgram Explained

The weight of a single leaf varies depending on its size and type, but on average, a typical leaf from a tree like a maple

What is the largest airport in the US by traffic? The Hartsfield-Jackson Atlanta International Airport (ATL) in Atlanta, Georgia, is the largest airport in the

What is the biggest US airport by size? The biggest airport in the United States by size is Denver International Airport (DEN), located in Denver,

The second largest animal in the world is The Fin Whale (Balaenoptera physalus). It is second only to the blue whale in size. Fin whales

Spark plugs can break glass, particularly tempered glass like car windows, because the ceramic part of the spark plug is much harder than the glass.

What is the area of the Moon? The Moon, Earth’s only natural satellite, has captivated human imagination for centuries. One of its most striking features