Igneous, Metamorphic
and Sedimentary
rocks
Index Fossils
Layers of Earth
Bell Work
Landforms Vocabulary
100
A rock that forms due to heat and or pressure.
What is a metamorphic rock?
100
A fossil that is 550 million years old
What is a trilobite?
100
The temperature is 1200 c to 3450 c
What is the tempeture for the layer mantle in the earth?
100
4.5 billion years old
What is the earth?
100
A large steep hill
What is a mountain?
200
A rock that forms when particles get compacted and cemented together.
What is a sedimentary rock?
200
Formed 300 million years ago
What is a reptile?
200
The temperature is 3450 c 4700 c
What is the temperature for the outer core?
200
This time scale use numbers to show how many years ago different things happened
What are numeric time scales?
200
A V-shaped valley eroded by a river
What is a canyon?
300
A rock that forms when molten rock cools and hardens
What is a igneous rock?
300
Happened 270 million years ago
What is the great extinction?
300
The temperature is 4700 c to 4800 c
What is the temperature for the inner core?
300
this time scale show how different parts of earths history compare to the whole
What do porportional time scales show?
300
A large area of flat land with few trees
What is a plain?
400
A rock that is good for looking for fossils
What is a sedimentary rock?
400
Formed 225 million years ago
What is a dinosaur?
400
The temperature can reach to 1200 c
What is the temperature for the crust?
400
A fossil that lived for only a short time but in many places around the world
What are index fossils?
400
A low area of land between hills or mountains, typically with a river or stream flowing though it.
What is a valley?
500
A rock that contains limestone.
What is a sedimentary rock?
500
Formed 210 million years ago
What are mammals?
500
It is the hottest layer in the earth
What is the inner core?
500
The remains or trace of organisms that have been preserved in earths crust
What are fossils?
500
The land that gets covered by water from a stream or river during a flood
What is a floodplain?
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