Rock Basics
Igneous, sedimentary, metamorphic
What are the three main types of rocks?
What comes out of a volcano: lava or magma?
Lava
What layer of the Earth do we live on?
Crust
What shiny mineral is used in jewelry?
Gold (or diamond)
What are fossils?
Remains of ancient life
Igneous
What type of rock forms from cooled lava?
What is molten rock underground called?
Magma
What is the center of Earth called?
Core
What is the hardest natural mineral?
Diamond
What animal group are dinosaurs in?
Reptiles
What type of rock is made from layers of sediment?
Sedimentary
What shape is a classic volcano?
Cone
What causes earthquakes?
Moving plates
What do we call a mineral that can be cut and polished?
Gem
What forms fossils over time?
Sediment/layers
What type of rock forms under heat and pressure?
Metamorphic
What is ash from a volcano made of?
Tiny rock/glass particles
What are Earth’s broken pieces called?
Tectonic plates
What test scratches a mineral to identify it?
Hardness test
What is a scientist who studies fossils?
Paleontologist
What is the difference between magma and lava?
Magma is underground, lava is above ground
Name a famous volcano
(Any: Mount St. Helens, Hawaii volcanoes, etc.)
What is the hot layer under the crust?
Mantle
What color streak does gold leave?
Yellow
What rock type usually has fossils?
Sedimentary