Il modellamento della superficie terrestre - Exercises in English #609934

The modeling of the Earth's surface

State if true or false.

A:

The formation of mountains is driven by external forces.

B:

The volume of a mineral usually increases during hydration.

C:

Moss and lichens are known as pioneer organisms.

D:

Frost wedging is involved in chemical weathering.

E:

Calcium bicarbonate is an insoluble salt.

F:

Stalactites grow downwards.

G:

A typical glacial valley has a “V” shape.

H:

Dynamic removal action of flowing water is mainly due to abrasion.

I:

Karst is mainly due to the action of $C O_{2}$ on soluble rocks.

J:

The lift and transport action of the wind is called deflation.

Vero o falso

Weathering process

A weathering process in which rock’s minerals react with oxygen is

A:

frost wedging

B:

dissolution

C:

hydrolysis

D:

oxidation

Scelta multipla

The volume of a soil

The volume of a soil is composed of water and air for about

A:

75 %

B:

30 %

C:

50 %

D:

25 %

Scelta multipla

Mechanical weathering

Mechanical weathering involves

A:

hydration

B:

dissolution

C:

hydrolysis

D:

thermal stress

Scelta multipla

The modeling of the Earth's surface

a. The science studying and interpreting the shape of Earth’s surface.
b. Force responsible for the movement of landmasses along slopes.
c. Process taking place after the transportation of debris.
d. The fundamental component ensuring soil fertility.

Posizionamento