Earth's layers
how many layers are there in the earth?
3
How are volcanoes formed?
When 1 tectonic plate moves under another
What does SCUBA stand for?
Self Contained Underwater Breathing Apparatus
Where are earthquakes created?
All plate boundaries
Minerals that crystallize directly from seawater are examples of
hydrogenous sediment
What materials make up the inner core?
Metal, specifically iron and nickel
What rock forms when lava cools and solidifies?
Igneous rock
List 5 things that are necessary to scuba dive?
Diving mask and snorkel, wet suit, scuba gloves, fins, scuba tank
What happens at a conservative plate boundary?
Plates move in opposite directions
Which type of rock do we find fossils in?
Sedimentary
What is the outer layer of the earth?
The crust
What happens when a volcano subsides?
Tectonic plates move away from the hot spot
Who was the first scuba diver?
Jacques Cousteau
Which is lighter: oceanic or continental crust?
Continental crust
What is the largest particle in sediment?
Gravel
What is the hardest layer of the earth?
The inner core
What is the name of the volcano that erupted in 1983?
Kilauea
When was the 1st scuba gear invented?
1943
What is slab pull?
When older less dense crust sinks
Which means the same as lithogenous?
terragenous
What is the earth's hottest layer?
The core
What do you call a volcano that won't erupt?
Dormant volcano
How far was the first scuba dive?
About 50ft
what are tectonic plates made of?
Both continental and oceanic lithosphere
Below the CCD, you would find more _______ ooze.
siliceous