Our Planet
The name given to molten rocks thrown out by a volcano
What is Lava?
The mineral 'cubic zirconium' can be cut and polished to look like this precious stone
What is Diamond?
The only type of rock that floats
What is Pumice
The name given to the wearing away of rocks and soil
What is Erosion?
70% of planet is covered in this
What is Water?
The word geology originates from this language
What is Greek?
Moonstone is a pearly variety of this type of rock
What is Feldspar?
This type of rock is cooled lava from a volcano
The growing of plants without soil is called this
What is Hydroponics?
Pangea is more scientifically known as this
What is a Supercontinent?
This term is used for the part of the soil that is always frozen in cold climates
What is Permafrost?
The name for dark volcanic glass
This rock forms the greater part of the White Cliffs of Dover
What is Chalk?
This mechanism of our planet creates new rock on the surface.
Officially there have been ___ mass extinction events on Planet Earth
What is Five?
These natural phenomena increases the nitrogen compounds in soil
What is Lightning?
This country produced almost all known diamonds until 1725
What is India?
This country in the Atlantic ocean is built entirely of volcanic rocks
What is Iceland?
Rocks that change form are known as this
What is Metamorphic Rock?
This was the largest diversification of life on the planet
What is the Cambrian Explosion?
In maritime navigation, this name is given to an area of rocks just below the surface of the sea
What is a Reef?
The gemstones rhodochrosite and almandine are always shades of this color
What is Pink?
The mineral 'galena' is the most important source of which metal
What is Lead?
This is the youngest rock on Earth
What is the Oceanic Crust?
Fossils have only been present on Earth for this percentage of its' existence
What is 12%?