Test Your Knowledge About Earth's Changing Surface!
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This quiz is about changes that happened or can happen in future to the Earth's surface due to climatic changes and global warming. In the past few years, many earthquakes, volcanic eruptions, floods expressed violent and dramatic changes around the world. This quiz has been created to test your knowledge about changes in the earth's surface due to climatic changes. So, let's try out the quiz. All the best!
- 1.What is the most common cause of earthquakes?
- A.
The sinking of the ocean floor
- B.
Movements of the Earth's crust
- C.
Unequal heating of the atmosphere
- D.
Giant waves casued by the pull of the moon
- 2.How do some plants break large rocks into smaller pieces?
- A.
Plant stems surround and squeeze rocks until they break
- B.
Plant roots grow into cracks in rocks, forcing them apart
- C.
Plant leaves protect the rocks from extreme temperatures
- D.
Plants fall into rocks and release their powerful chemicals
- 3.In the desert you can find hills of sand. These were formed by wind erosion. What do we call these hills?
- A.
Deltas
- B.
Dunes
- C.
Moraines
- D.
Volcanoes
- 4.A fast-flowing river can gradually cut through layers of rock, creating a ___.
- A.
Volcano
- B.
Canyon
- C.
Glacier
- D.
Landslide
- 5.A delta is formed by what form of erosion?
- A.
Wind
- B.
Water
- C.
Ice
- D.
Plants
- 6.Which is NOT a cause of desertification?
- A.
Deforestation of trees
- B.
Overcultivation of crops
- C.
Above-average rainfall and flash flooding
- D.
Subtle changes in the orbital path of Earth over vast periods of time
- 7.Deflation in the desert can lead to the formation of:
- A.
Blow outs
- B.
Ventifacts
- C.
Cross beds
- D.
Sand dunes
- 8.The main agent that contributes to erosion and weathering in deserts is:
- A.
Ice
- B.
Wind
- C.
Running water
- D.
Rusting of minerals
- 9.Which best accounts for the fact that ancient deserts seemed to have formed in places that now experience temperate climates?
- A.
Human factors have contributed to desertification over time.
- B.
Plate tectonics has shifted the location of the region over time.
- C.
No evidence for ancient deserts has been preserved in the rock record.
- D.
Global wind and ocean current cycles have evolved dramatically over time.
- 10.The bedload that is carried by wind to form dunes is primarily composed of:
- A.
Fine-grained silt
- B.
Microscopic silica
- C.
Pebbles and cobbles
- D.
Coarse grains of sand
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