1. Ignerous Rock

Definition: is one of the three main rock types, the others being sedimentary and metamorphic.

Sentence:  is formed through the cooling and solidification of magma or lava.

 Ex 1: Mamga

EX 2:Lava    

2.Sedimentary Rock 

Definition: are types of rock that are formed by the deposition of material

Sentence: at the Earth's surface and within bodies of water.

 Ex 1:  water

Ex 2: material

3. Metamorphic Rock

Definition: that was once one form of rock but has changed to another under the influence of heat, pressure, or some other agent without passing through a liquid phase.

Sentence: which can be formed from limestone, and slate, which is formed from shale.

Ex 1: marble 

                 Ex 2:    limestone         

4. Rock Cycle

Definitions: an idealized cycle of processes undergone by rocks in the earth's crust.

Sentence: involving igneous intrusion, uplift, erosion, transportation, deposition as sedimentary rock.

Ex 1:metamorphism

Ex 2:remelting

5. Erosion 

Definition: the process of eroding or being eroded by wind, water, or other natural agents

Sentence: the gradual destruction or diminution of something.

Ex 1: water

Ex 2: natural agents

Definition:  is the class of processes that causes the disintegration of rocks without chemical change.

Setence: is abrasion the process by which clasts and other particles are reduced in size.

Ex 1:chemical 

Ex 2:physical 

Definition: is a layer generally parallel to the soil crust, whose physical characteristics differ from the layers above and beneath.

Sentence: most cases by obvious physical features, chiefly colour and texture.

Ex 1: texture 

Ex 2: soil

Definition: the movement of the continents across the earth's surface.

Sentence: