WorksheetsFirst Quiz - Science 10 (Layers of the Earth)
Total questions: 10
Worksheet time: 50secs
What is the thinnest layer?
Crust
Mantle
Outer Core
Inner Core
What is the hottest layer?
Crust
Mantle
Outer Core
Inner Core
What is the densest layer?
Crust
Mantle
Outer Core
Inner Core
Which layer is made of solid Iron and nickel?
Crust
Mantle
Outer Core
Inner Core
The Lithosphere is made up of the ___________.
Crust and Upper Mantle
Inner and Outer Cores
Outer Core and Lower Mantle
Lower and Middle Mantle
What is the Asthenosphere?
an elastic substance on which the tectonic plates float.
the air that we breathe.
another name for a globe.
the hard inner core
It is the boundary that separates the upper and the lower mantle.
Lehman's Discontinuity
Bullen's Discontinuity
Moho
Repetti Discontinuity
It is the most abundant minerals in continental crust
SIAL
SAIL
SIMA
AIMS
It is made up of molten rocks called magma and its total thickness is 2900 km.
inner core
crust
mantle
outer core
It is the site of violent convection. The churning metal of the outer core creates and sustains Earth’s magnetic field.
upper mantle
outer core
lower mantle
inner core
