Practice Test
  1.How does a Landsat satellite differentiate between objects on Earth's surface?  
  a.   Landsat satellites take pictures using visible light.  
  b.   Landsat uses a single detector to measure the intensities of energy.  
  c.   Landsat measures the longest frequencies of electromagnetic radiation from Earth.  
  d.   Features on Earth radiate warmth at different frequencies, which show up as different colors on Landsat images.  
  2.Which type of fault results in horizontal shortening?  
  a.   strike-slip  
  b.   shear  
  c.   reverse  
  d.   normal  
  3.According to the graph, what is the approximate depth range of ocean basins?

  a.   8 km to 10 km  
  b.   1 km to 4 km  
  c.   2 km to 4 km  
  d.   6 km to 8 km  
  4.A place where two plates slide laterally past each other is called a __________.  
  a.   divergent boundary  
  b.   transform boundary  
  c.   mid-ocean ridge  
  d.   convergent boundary  
  5.According to the map, at which latitude and longitude is most likely to experience an earthquake?

Click here for figure

  a.   0 N, 30 W  
  b.   60 N, 120 E  
  c.   0 N, 180 W  
  d.   30 S, 60 W  
  6.According to the figure, where is an earthquake's focus most likely to occur?

  a.   along the west coast of North America  
  b.   in the middle of the Pacific Ocean  
  c.   in northern Eurasia  
  d.   near the south pole  
  7.What is thought to be the driving mechanism of plate movement?  
  a.   conduction of heat in the mantle  
  b.   volcanoes  
  c.   continental drifting  
  d.   convection currents in the mantle  
  8.How are the convection currents set in motion?  
  a.   the heat from radioactive decay  
  b.   spreading mid-ocean ridges  
  c.   slab push and ridge pull  
  d.   slab push  
  9.What are shallow, intermediate, and deep earthquake classifications based on?  
  a.   amplitude of the largest wave  
  b.   the depth of the focus  
  c.   frequency of the largest wave  
  d.   the amount of damage  
  10.What are large, angular fragments thrown from a volcano called?  
  a.   volcanic blocks  
  b.   lapilli  
  c.   volcanic bombs  
  d.   ash  
  11.Which of the sand dunes in the figure accumulates in areas with very little sand?

  a.   a  
  b.   d  
  c.   b  
  d.   c  
  12.According to the map, a seismic station in which city would be the first to detect seismic waves from an earthquake occurring in Mexico City?

  a.   Acapulco  
  b.   Boulder  
  c.   Chihuahua  
  d.   Houston  
  13.__________ push and pull rocks in the same direction along which the waves are traveling.  
  a.   Shear waves  
  b.   Primary waves  
  c.   Surface waves  
  d.   Secondary waves  
  14.What is the probability of earthquake occurrence based on?  
  a.   magnitude of P-waves  
  b.   strain buildup only  
  c.   location of foci  
  d.   reoccurrence rates of earthquakes in an area and the rate of strain buildup  
  15.The lowering of the land surface due to wind removing particles is called __________.  
  a.   deflation  
  b.   saltation  
  c.   abrasion  
  d.   erosion  
  16.According to the seismogram shown in the figure, which wave is the fastest?

  a.   P-wave  
  b.   S-wave  
  c.   Surface wave  
  d.   Tidal wave  
  17.How deep is the deepest place in the ocean?  
  a.   11 km  
  b.   100 km  
  c.   20 km  
  d.   2 km  
  18.What is the water content in the magma that fuels the volcano shown in the figure?

  a.   less water  
  b.   more water  
  c.   average water  
  d.   water completely absent  
  19.Why does knowledge of Earth's interior come from seismic waves?  
  a.   They change speed only when they encounter different materials.  
  b.   They change type when they encounter different materials.  
  c.   They change direction and intensity when they encounter different material.  
  d.   They change speed and direction when they encounter different materials.  
  20.How does the satellite Topex/Poseidon map ocean features?  
  a.   visible light  
  b.   X rays  
  c.   ultraviolet rays  
  d.   radar  

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