Thermosphere Facts for Kids

This layer is characterized by temperatures that are several hundred degrees Celsius above the surface of the planet.  It is composed of a mixture of nitrogen, oxygen, and argon gases.  The temperature of the atmosphere increases with altitude until it reaches the exosphere.  The exosphere is the top boundary of the Earth’s atmosphere. It’s very … Read more

Mesosphere Facts for Kids

You may never have heard of the mesosphere before, but it’s one of the highest regions of the atmosphere and above the stratosphere. This layer in the Earth’s atmosphere is the highest layer in which the gases are still mixed up rather than layered (not to be confused with the exosphere which is the highest … Read more

Troposphere Facts for Kids

The bottom layer is the layer closest to the earth. It’s also the densest of the five layers. This layer of the atmosphere is known as the troposphere. Humans live in the troposphere. It’s a layer of the Earth’s atmosphere where humans live and breathe. The troposphere starts at the Earth’s surface and extends to … Read more

Biosphere Facts for Kids

Earth is the only planet in our solar system that supports life and that is because of Earth’s biosphere. The biosphere is a thin layer of gases, water, and soil that surrounds the planet. Plants, animals, and microbes form the majority of the biomass on Earth and they all contribute to maintaining a stable environment. … Read more

Geosphere Facts for Kids

There are several conflicting definitions of “geosphere.” However, one generally accepted usage is The physical environment within which human beings exist. Geology is the collective name for the lithosphere, the hydrosphere, the cryosphere, and the atmosphere. Different collectives of the geosphere can exchange different mass and energy fluxes (the measurable amount of change). When these … Read more