Marine and Coastal Processes

Earth Science Quarter 2

What is the process involved when there is a wearing down of coastlines by the movement of the wind and water?

a. Flood

b. Tsunami

c. Storm surge

d. Coastal erosion

d. Coastal erosion

Which of the following is built along the coastline to protect the land from being easily flooded?

a. Water Pump

b. Injection well

c. Pumping well

d. Sea walls and dikes

d. Sea walls and dikes

Which of the following describes saltwater intrusion?

a. The mixture of saltwater and freshwater in the ocean.

b. The movement of saltwater into the fresh water aquifer

c. Changes in the sea level due to the factors like winds and waves.

d. The interaction of aquatic animals in the rivers, lakes and seas.

b. The movement of saltwater into the fresh water aquifer

Which of the following sets of words can result to coastal erosion, submersion and saltwater intrusion?

a. Rocks, soil, plants remains, wastes.

b. Crops, pollens, debris of buildings, insects

c. Waves, tides, sea level changes, crustal movement

d. Ocean minerals, pumping stations, water filter, deposited rocks

c. Waves, tides, sea level changes, crustal movement

Which of the following places are prone to hazards of marine and coastal processes?

a. EDSA Crossing near SM Megamall

b. Pasig Rainforest Park in Pasig City

c. Manila Bay along Roxas boulevard

d. Rizal Medical Center along Pineda Pasig

c. Manila Bay along Roxas boulevard

Coastal processes, such as waves, tides, sea level changes, crustal movement, and storm surges will result to 1. __________________, 2.______________________, and 3.__________________________. Coastal erosion is the result of the interaction of 4.__________________ and 5.____________________. The three main classifications of stabilizing the shoreline are 6._________________________________, 7._________________________ and 8. _____________________________. Saltwater intrusion is the movement of 9.__________________ into the 10. _______________aquifer.

1. coastal erosion

2. submersion

3. intrusion

4. wind

5. water

6. hard stabilization

7. soft stabilization

8. retreat

9. saltwater

10. freshwater

Coastal erosion is the wearing down of the coastlines by the movement of what factors?

a. Wind and water

b. Flood and garbage

c. Rocks and minerals

d. Soil and plate movements

a. Wind and water

What is the possible effect when saline water moves into freshwater aquifers?

a. The rise of sea level in coastal areas

b. The contamination of drinking water

c. The sinking of small islands along the pacific

d. The movement of water current on the low pressure area

b. The contamination of drinking water

Which of the following statements define submersion?

a. The interaction between saltwater and freshwater b. The changes in sea level when it rises above sea level

c. Changes in the water pressure due the factors like winds and waves.

d. The hazard of cyclones and thunderstorm characterized by strong winds.

b. The changes in sea level when it rises above sea level

Which of the following sets of words are coastal processes caused by waves, tides, sea level changes, crustal movement and storm surges?

a. Rock-forming minerals, fossils, wastes.

b. Crops rotation, debris of buildings, pollen grains

c. Coastal erosion, submersion, and saltwater intrusion

d. Ocean minerals, volcanic rocks and ash fall, deposited rocks.

c. Coastal erosion, submersion, and saltwater intrusion

Which of the following places are NOT prone to hazards of marine and coastal processes?

a. Beach resort and sea blades

b. Pasig Rainforest Park in Pasig City

c. Manila Bay along Roxas boulevard

d. Small islands along Quezon Province

b. Pasig Rainforest Park in Pasig City