Question 3911:

• WAEC 2017

The degree of longitude through which the Earth spins within 3hours is

A. 15°
B. 30°
C. 45°
D. 60°

Question 3912:

• WAEC 2017

An example of physical weathering process is

A. Carbonation
B. Exfoliation
C. Hydration
D. Hydrolysis

Question 3913:

• WAEC 2017

Which of the following rocks is sedimentary?

A. Coal
B. Gneiss
C. Granite
D. Marble

Question 3914:

• WAEC 2017

Granitic rocks contain

A. Silica and aluminium
B. Silica and iron
C. Magnesium and copper
D. Copper and bauxite

Question 3915:

• WAEC 2017

Chemical weathering can take place most effectively when the conditions are

A. Cold and dry
B. Hot and wet
C. Cold and wet
D. Hot and dry