Presenting the Who wants to be a
millionaire game
By Cynthia
D-Block
Which layer of the earth is the thickest?
Outer Core crust
Inner Core Mantle
How much salt water takes up the hydrosphere?
99% 97%
78% 69%
What is the solid part of the earth’s surface called?
Inner core atmosphere
lithosphere hydrosphere
The gasses that surround the planet is called?
atmosphere hydrosphere
lithosphere H20
Where are minerals always found?
In Nature In a book
In tree roots in the ocean
What is a natural solid that has a definite shape?
rock crystal
minerals Earth’s crust
What has definite properties that help us identify them?
crystal rock
minerals Chemical properties
Weathering just splits the earth’s crust into smaller and smaller pieces. It does not………the pieces
carry away crack
pressure water
Ants, worms, and woodchucks help weathering because they make….. in the soil
holes pressure
roots air
The…..of ice can split a rock
air roots
crack pressure
Scientists think the earth was formed…..years ago
5 hundred thousand 5 billion
3 hundred 2 10 hundred trillion
The mantle is about……thick
2800km 2450km
300g 2900km
The mantle consists of…..
Hot rocks and gases cool rocks and water
Hot liquid and is 2200km thick
Molten, underground rocks
The outer core is made up of…… and the inner core is made up of…..
boiling water, freezing water
magma, salt
cool rocks, rocks and gases
liquid metals, solid metals