Earth's Layers Question Preview (ID: 20744)
Characteristics And Composition Of Earth's Layers.
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What two metals make up the inner and outer cores?
a) silver and gold
b) nickel and iron
c) platnium and aluminium
d) copper and titanium
What is the outer core made of?
a) solid rock
b) liquid rock
c) solid metal
d) liquid metal
What is the inner core made of?
a) solid rock
b) liquid rock
c) solid metal
d) liquid metal
What is the crust made of?
a) solid rock
b) liquid rock
c) solid metal
d) liquid metal
What is the mantle made of?
a) solid rock
b) liquid rock
c) solid metal
d) liquid metal
What are the names of the two types of crust?
a) inner core and outer core
b) mantle and crust
c) water and land
d) oceanic and continental
What is the thinnest layer of Earth?
a) crust
b) mantle
c) outer core
d) inner core
The thickest layer of Earth is the
a) crust
b) mantle
c) outer core
d) inner core
What increases as the depth of Earth increases?
a) temperature only
b) pressure only
c) temperature and pressure
d) neither
About how old is Earth?
a) 4.6 million years
b) 100 million years
c) 4.6 billion years
d) 100 billion years
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