Science - Q3 - Destructive & Constructive Forces
Convergent faults _______________________. --happen when plates move away from one another. --happen when plates move toward each other. --can form volcanoes --can create mountains
--happen when plates move toward each other --can create mountains
Seismic waves and water can weaken soil, causing it to move. This is called ________.
Liquefaction
How are islands and ridge valleys similar? --They are both caused by earthquakes. --They both involve volcanoes. --They both happen at convergent faults. --They are both examples of destructive forces.
They both involve volcanoes.
Which of the following statements is true? --Tsunamis are caused by seismic waves. --Earthquakes create mountain chains. --Erosion is always a destructive force. --A gradual cooling of the interior of a volcano causes volcanic eruptions.
Tsunamis are caused by seismic waves
Most volcanoes are found ___________. --near the poles --circling the equator --around the Pacific Ocean --in Europe and Asia
around the Pacific Ocean
Earthquakes _____. --created the rock arches in Utah --can be caused by volcanic eruptions --are caused by tsunami waves --wear mountains down into hills
can be caused by volcanic eruptions.
Tsunamis _____. -can cause extensive flooding -melt glaciers -are caused by weathering -are caused by erosion
can cause extensive flooding.
Volcanoes _____. --can cause tsunamis --are caused by seismic waves --carve valleys out of flat areas --are the leading cause of flooding
can cause tsunamis.
Which of the following statements is true? --Divergent faults happen when two plates move toward each other. --Tsunamis are caused by the erosion of beaches. --Earthquakes can be caused by volcanic eruptions. --Seafloor spreading happens at convergent fault boundaries.
Earthquakes can be caused by volcanic eruptions.
Volcanic eruptions can cause ___________. --earthquakes --mudslides --lava flows --long-term loss of soil fertility
Earthquakes, mudslides, and lava flows
Sand dunes are formed by _________________.
erosion
River deltas are __________. --formed by erosion --created by seafloor spreading --caused by the movement of tectonic plates --areas of infertile, rocky soil.
formed by erosion
Divergent faults form when tectonic plates _________________. --move away from each other --stop moving --crash into each other --slide past each other
move away from each other
Some of the world's most fertile soil is found near ___________________. --beaches --sand dunes --mountain ranges --volcanoes
volcanoes
The Hawaiian Islands were created by ____________________.
volcanoes