What’s Inside These Rocks?

The video introduces geodes, explaining that they are rocks with crystals inside. It describes how geodes form over thousands or millions of years through mineral deposits in empty spaces within rocks. The video provides instructions on how to safely open geodes using a hammer and safety glasses, and demonstrates breaking open geodes to reveal the crystals inside. The size of the crystals indicates the age of the geode.

What is a geode?

• A type of animal

• A rock with crystals inside

• A type of mineral

• A type of plant

How do crystals form inside geodes?

• Through the melting of rocks

• By minerals left by water in empty spaces

• Through volcanic eruptions

• By the growth of tree roots

What should you wear when breaking open a geode?

• Gloves

• A raincoat

• Safety glasses or goggles

• A hat

What tool is recommended for breaking open a geode?

• A chisel

• A saw

• A hammer

• A screwdriver

What can the size of crystals inside a geode indicate?

• The weight of the geode

• The color of the geode

• The type of rock

• The age of the geode