Grade 11 Physical Geography

1. 1. The innermost layer of the Earth is known as:

• Inner core

• outer core

• upper mantle

• lower mantle

2. 2. This layer is solid and is made up of mostly of metal like iron and nickel:

• inner core

• outer core

• upper mantle

• lower mantle

3. 3.This is the thinnest layer of the Earth:

• inner core

• crust

• mantle

• outer core

Most of the rock which make up the mantle is in a ______state.

• solid

• liquid

• gaseous

• semi-molten

The crust beneath our ocean is ______and______than continental crust.

• thinner and less dense

• thinner and denser

• thicker and lighter

• thicker and heavier

The lithosphere is made up of mainly:

• rocks

• metals

• organic matter

• soil

There are __main types of rock.

• two

• four

• three

• one

These rocks have been transformed by intense heat and pressure:

• igneous rocks

• sedimentary rocks

• metamorphic rocks

• volcanic rocks

These rocks form when material deposited over time is compacted solidified:

• volcanic rock

• metamorphic rock

• sedimentary rock

• igneous rock

Basalt is an example of:

• Sedimentary rocks

• igneous rock

• volcanic rocks

• metamorphic rocks