A desert is a place where average annual rainfall (precipitation) is less than 250 mm. When we think of a desert, we picture a sandy landscape with harsh living conditions. Yes, most deserts are sandy but not all. In fact, the largest desert in the world is not sandy at all. What is the world’s […]
What is the world’s largest desert? Read More »
Equator is an imaginary circle around the Earth that divides the Earth’s sphere into two hemispheres – Northern hemisphere and Southern hemisphere. Do you know the land area of how many countries is touched by the Equator? Countries on the Equator There are 11 countries whose land area is touched by the equator. The 11
How many countries are on the Equator? Read More »
Trees especially conifers grow to a great height. Some even cross the 100 m mark. Do you know what is the world’s tallest tree species? Let’s find out. What is the world’s tallest tree species? Coastal redwood (Sequoia sempervirens) is the tallest tree species in the world. These trees are found near the west coast
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Evaporation is the natural process of vaporization of a liquid because of increased temperature or pressure. Evaporation occurs from the surface of a liquid when the molecules absorb sufficient energy to overcome the vapor pressure and escape as gas. In this article, we will discuss the factors affecting evaporation and the differences between evaporation and
What is evaporation? | Evaporation vs boiling | factors affecting evaporation Read More »
The energy resources which can be used an endless number of times are known as renewable energy resources. Solar energy, wind energy, hydroelectric energy, and geothermal energy are some examples of renewable resources. Renewable energy is generally carbon neutral (or produces low emissions) and is sustainable hence, becomes very important in the current times of
What are renewable resources? What is the best renewable resource? Read More »
