The Structure Of An Atom

What Is An Atom? Atoms are the building blocks of everything around us! We can’t see them with our eyes or even with most microscopes. The Basic Parts of an Atom: Nucleus: At the center of every atom is a tiny, dense core called the nucleus. The nucleus is made...

The Greenhouse Effect & Climate Change

What Is the Greenhouse Effect? The greenhouse effect is a natural process that warms the Earth’s surface.  When the Sun’s energy reaches the Earth, some is reflected to space as infrared radiation, and the rest is absorbed.  Greenhouse gases in the...

The Importance Of Wetlands

What Are Wetlands? Wetlands are areas where water covers the soil or is present at or near the surface for at least part of the year.  Although wetlands cover only 6% of the Earth’s surface, they are critical for life on the planet. They include ecosystems like...

Layers Of The Earth’s Atmosphere

Layers Of The Atmosphere The Earth’s atmosphere is composed of five primary layers based on temperature: Troposphere: The lowest layer, where weather occurs, helping to distribute water and heat, which is essential for life. Stratosphere: Contains the ozone...
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