Earth's Layers
What are the three main layers of the Earth?
Crust, mantle & core.
Faults
How does an igneous rock turn into magma?
Melting
What two metals is the core made of?
Iron and Nickle
What are the four layers of soil?
Top soil, Sub soil, Parent Material & Bedrock
Which one of Earth's two crusts is more dense than the other?
Oceanic Crust
Where do volcanoes lead to?
Which type of rock is a limestone?
Sedimentary
What is the difference between constructive & destructive force?
Constructive force - building of rocks and mountains; destructive force - breaking down of mountains & rocks
What type of creatures help the soil?
Worms
What layer of earth are fossils found?
What is the difference between a volcano and a geyser?
A volcano erupts lava; geysers erupt water and steam
Which rock is known as the fire rock?
Which heat transfer occurs in the earth's layers and which layer does it happen in?
Convection; in the mantle
What helps stop soil erosion?
plants
Which tectonic plate does Hawaii live on?
Pacific Plate
What is the most famous of all volcanoes?
Mt. Saint Helens
Which type of rock is made up of different rocks morphed together?
conglomerate rock
What is Earth's core almost the same size as?
moon
Which layer is known as the viscous layer?
mantle
What is the mid ocean ridge?
longest chain of mountains in the world
What are the three types of volcanoes?
strata cone , shield & cinder cone
Based off the Bill Nye video, what are the 4 things that make up soil?
rocks, sand, wood & roots
What is the Earth's surface floating on?
molten or melted rock
what process is need to turn into magma
what process is need to turn into a igneous rock
what process is need to turn into a metamorphic rock
what process is need to turn into a sedimentary rock
melting; cooling; heat & pressure; weathering & erosion.