Environmental Science

Is Amethyst a Rock or a Mineral?

How a Hot Air Balloon Works: The Science of Flight

How to Calculate the Hardness of Water

Can Waterspouts Turn Into Tornadoes?

What Is Argon Used for in Everyday Life?

Why Does Sound Travel Faster in Water?

What Does Rock Salt Do to Ice?

What Is the Approximate Temperature of the Universe Today?

What Is an Archimedean Screw Used For?

Does the Ozone Layer Trap Heat in the Atmosphere?

When Is Monsoon Season in Utah and What to Expect

How Long Does It Take for a Banana Peel to Decompose in Water?

What Does Venus Sound Like?

Is Uranium an Actinide on the Periodic Table?

Why Are Mountains Important to Earth?

What Is a Sling Psychrometer and How Does It Work?

When Is Water the Least Dense?

Can Oxygen Tanks Explode? The Risks and Safety Precautions

What Is a Vent in a Volcano and How Does It Work?

What Is the Thinnest Layer of the Earth?