Test 5- Earth

1. 1.What layer consists of the crust and uppermost part of the mantle?

• core

• lithosphere

• asthenosphere

1. 2.What is the soft layer of mantle on which tectonic plates move?

• core

• lithosphere

• asthenosphere

1. 3. How is heat transferred in the mantle?

• convection currents

• conduction currents

• convention currents

1. 4. What is a characteristic of the material in the asthenosphere; existing in a solid state yet having the ability to flow?

• liquid

• plasticity

• plasma

1. 5.What layer of the Earth between the crust and the core?

• crust

• core

• mantle

1. 6.Outermost layer of the Earth?

• crust

• core

• mantle

1. 7.What is the thick part of the Earth’s crust that forms the landmasses?

• continental crust

• oceanic crust

• mantle

1. 8.What is the thin part of the earth’s crust under the oceans?

• continental crust

• oceanic crust

• mantle

1. 9. What state of matter is the outer core?

• liquid

• solid

• gas

1. 10. What state of matter is the inner core?

• liquid

• solid

• gas