Science Home Product Information Site Map Search Contact Us   Glencoe Online
Quizzes Quiz

Practice Test
  1.What two forms of heat transfer help create a sea breeze?  
  a.   radiation and recycling  
  b.   radiation and conduction  
  c.   convection and conduction  
  d.   convection and radiation  
  2.Conduction is the transfer of heat through __________.  
  a.   empty space  
  b.   thoughts  
  c.   radiation  
  d.   touch  
  3.What preceded the growth and survival of green plants on Earth?  
  a.   the formation of an ozone layer  
  b.   human life  
  c.   the formation of the solar system  
  d.   the formation of severe weather  
  4.What is it called when water changes from gas to liquid?  
  a.   evaporation  
  b.   freezing  
  c.   condensation  
  d.   melting  
  5.Why are the thermosphere and exosphere the warmest of the atmospheric layers?  
  a.   because they are closest to the Sun  
  b.   because the underlying mesosphere keeps the warm air there  
  c.   because the air pressure is too great  
  d.   because of the gases trapped in these layers  
  6.Which layer of the atmosphere is named after its high temperature?  
  a.   troposphere  
  b.   mesosphere  
  c.   stratosphere  
  d.   thermosphere  
  7.The hydrosphere, which consists of all of Earth's water, is maintained __________.  
  a.   by addition of water to the atmosphere  
  b.   by removing water from the atmosphere  
  c.   by recycling water in the atmosphere  
  d.   by the clouds in the atmosphere  
  8.What is the outermost layer of the atmosphere called?  
  a.   exosphere  
  b.   mesosphere  
  c.   thermosphere  
  d.   stratosphere  
  9.How many layers does Earth's atmosphere have?  
  a.   six  
  b.   five  
  c.   four  
  d.   seven  
  10.How is the troposphere warmed?  
  a.   The troposphere absorbs sunlight directly.  
  b.   The Sun warms Earth's surface, which warms the air above it.  
  c.   The stratosphere warms it.  
  d.   The gases in the troposphere absorb heat from the Sun.  
  11.How does the atmosphere benefit Earth?  
  a.   It creates water.  
  b.   It protects Earth from other planets.  
  c.   It protects Earth from the Sun's harmful rays.  
  d.   It protects Earth from cold air.  
  12.Heat flows from __________.  
  a.   high to low temperature  
  b.   low to high temperature  
  c.   same temperature to same temperature  
  d.   medium to high temperature  
  13.What would happen if Earth had no atmosphere?  
  a.   The days would be cold and the nights would be hot.  
  b.   Earth would not have days.  
  c.   Earth would not have nights.  
  d.   The days would be hot and the nights would be cold.  
  14.Why are there fewer molecules of air up in the mountains?  
  a.   because air is too heavy  
  b.   because air pressure decreases as you go higher  
  c.   because air pressure is the same throughout all layers of the atmosphere  
  d.   because air pressure increases as you go higher  
  15.What causes a shooting star?  
  a.   a meteor in the troposphere  
  b.   a meteor in the mesosphere  
  c.   a comet in the stratosphere  
  d.   a comet in the thermosphere  
  16.What's the difference between ozone and the oxygen you breath?  
  a.   One is in gas form and the other is in liquid form.  
  b.   Ozone is made of three atoms of oxygen, and the oxygen you breathe is made of two.  
  c.   They're made of totally different atoms.  
  d.   Ozone is made of two atoms of oxygen and the oxygen you breath is made of three.  
  17.Force exerted on an area is called __________.  
  a.   gravity  
  b.   temperature  
  c.   mass  
  d.   pressure  
  18.Which layer of the atmosphere contains the ozone layer?  
  a.   troposphere  
  b.   thermosphere  
  c.   exosphere  
  d.   stratosphere  
  19.What is the most abundant gas in Earth's atmosphere?  
  a.   oxygen  
  b.   carbon  
  c.   nitrogen  
  d.   hydrogen  
  20.Within which layer of the atmosphere do you find rain, snow, and clouds?  
  a.   mesosphere  
  b.   stratosphere  
  c.   thermosphere  
  d.   troposphere  

McGraw-Hill / Glencoe
The McGraw-Hill Companies