How to Make a Volcano Out of Rocks?

Answer An erupting volcano is a safe and easy science project. It uses only baking soda and vinegar to simulate the flow of lava. You can create a volcanic mountain with a rugged appearance by piling up s... Read More »

Top Q&A For: How to Make a Volcano Out of Rocks

How to Make a Pop-Rocks Volcano?

Pop Rocks are small chunks of sugar and flavoring mixed with carbon dioxide gas. When you pop a pack of Pop Rocks in your mouth, they fizz on your tongue and make a crackling sound. The same CO2 re... Read More »

What Types of Rocks Can Be Found in the Magma of a Volcano?

Rocks exist in magma in the same sense that ice exists in hot coffee. Magma has the properties of a liquid, but is never entirely liquid. It is a mixture of melted rock, suspended crystals and diss... Read More »

Is Subsoil Mostly Made of Solar Energy or Petroleum or Small Rocks or Solid Rocks?

Soil is a complex blend of organic and inorganic ingredients vital to sustaining plant life and growth. It's divided into several distinct layers or horizons, each of which has a different composit... Read More »

Is subsoil mostly made of solar energy or petroleum or small rocks or solid rocks?

Subsoil, or the “B” horizon (layer) of soil, lies directly below the topsoil, or “A” horizon. Lying at least 8 inches below the surface, subsoil contains less humus--decayed plant and anima... Read More »