A rock breaking apart by cracking or by acid rain are examples of

• weathering
• erosion
• deposition

Sediments being carried down stream by water or being carried away by wind are examples of

• weathering
• erosion
• deposition

Sediments piling up at the bottom of a hill or at the bottom of the ocean floor are examples of

• weathering
• erosion
• deposition

A rock that has been broken down due to sand blasting (wind blowing sand onto the rock) is an example of

• mechanical weathering
• chemical weathering
• erosion
• deposition

Limestone reacting with an acid (such as vinegar) is an example of 

• mechanical weathering
• chemical weathering
• erosion
• deposition

A sidewalk being cracked by tree roots is an example of

• mechanical weathering
• chemical weathering
• erosion
• deposition

A statue being broken down by reacting with acid rain is an example of

• mechanical weathering
• chemical weathering
• erosion
• deposition

This arch was created by pieces of rock being washed away by the waves.  This is an example of 

• weathering
• erosion
• deposition

This delta is a landform created by sediment being dropped where the river meets the ocean.  This is an example of

• weathering
• erosion
• deposition

The material with the composition in the graph is most likely

• oxygen
• ocean water
• Earth's core
• soil