Matter and Atomic Structure

Practice Test
      
  1.What particle(s) make up the nucleus of an atom?  
  a.   protons only  
  b.   electrons only  
  c.   neutrons and electrons  
  d.   protons and neutrons  
      
  2.What type of bond is shown in the figure?



 
  a.   covalent  
  b.   metallic  
  c.   ionic  
  d.   hydrogen  
      
  3.What is technology?  
  a.   Technology is the application of scientific discoveries.  
  b.   Technology is something that can only be used for science.  
  c.   Technology is the study of computers and instruments.  
  d.   Technology is not important to scientific advancement.  
      
  4.What is an example of an SI unit of area?  
  a.   cm3  
  b.   m2  
  c.   g/mL  
  d.   cm  
      
  5.The attraction of two atoms for a shared pair of electrons that hold the atoms together is called __________.  
  a.   a chemical reaction  
  b.   a compound  
  c.   a covalent bond  
  d.   an ionic bond  
      
  6.A scientist using a device shown in Figure 1 studies which earth system?



 
  a.   atmosphere  
  b.   hydrophere  
  c.   lithosphere  
  d.   biosphere  
      
  7.What explains the behavior of natural phenomena?  
  a.   experiments  
  b.   scientific laws  
  c.   theories  
  d.   dependent variables  
      
  8.What is a gas that is composed of positive ions and free electrons?  
  a.   hydrogen  
  b.   a liquid  
  c.   neon  
  d.   a plasma  
      
  9.What is the dependent variable in the graph in Figure 3?

Time (s) 10 20 30 40 50 60 70 80
Mass of product (g) 1.5 3.2 4.3 6.0 7.7 9.2 10.4 12.1


 
  a.   weight  
  b.   mass  
  c.   time  
  d.   product versus time  
      
  10.How are depressions represented on a topographic map?  
  a.   with a benchmark  
  b.   with a circular symbol  
  c.   with red contour lines  
  d.   with a contour line with hachures  
      
  11.How would the values in the "Percent Carbon Dioxide" column in Figure 2 be presented in scientific notation?

Experiment 1 Experiment 2
Percent

Oxygen
Percent

Carbon

Dioxide
Percent

Nitrogen
Growth

Rate

(mm/day)
Percent

Oxygen
Percent

Carbon

Dioxide
Percent

Nitrogen
Growth

Rate

(mm/day)
1 0.03 98.97 10 21 1 78 15
10 0.03 89.97 11 21 10 69 25
20 0.03 79.97 10 21 20 59 35
30 0.03 69.97 12 21 30 49 43
40 0.03 59.97 11 21 40 39 44
50 0.03 49.97 10 21 50 29 44


 
  a.   3 x 10-2  
  b.   30 x 10-3  
  c.   0.03 x 103  
  d.   3 x 102  
      
  12.What is the definition of cartography?  
  a.   the use of road maps  
  b.   the use of computers to make maps  
  c.   the science of mapmaking  
  d.   the use of satellites to make topographic maps  
      
  13.What is the partially molten layer of Earth called?  
  a.   the hydrosphere  
  b.   the biosphere  
  c.   the lithosphere  
  d.   the asthenosphere  
      
  14.How many time zones are in the United States?  
  a.   1  
  b.   6  
  c.   4  
  d.   3  
      
  15.What is the electromagnetic spectrum?  
  a.   the arrangement of electromagnetic radiation  
  b.   visible light  
  c.   energy emitted from Earth  
  d.   frequencies measured by satellites  
      
  16.What does GPS stand for?  
  a.   Global Positioning System  
  b.   Geodial Position Satellite  
  c.   Global Potential Satellite  
  d.   Geographic Positioning System  
      
  17.What is a solid that has particles arranged in regular geometric patterns?  
  a.   an iconic compound  
  b.   a crystalline structure  
  c.   a covalent bond  
  d.   a gas  
      
  18.A __________ projection is made by projecting points and lines from a globe onto a piece of paper that touches the globe at one point.  
  a.   gnomonic  
  b.   Mercator  
  c.   conic  
  d.   shadow  
      
  19.Who would be most likely to use the map shown in the Figure?



 
  a.   a motorist  
  b.   a pilot  
  c.   a meteorologist  
  d.   a geologist  
      
  20.A(n) __________ is an explanation that is based on the results of repeated experiments.  
  a.   hypothesis  
  b.   law  
  c.   control  
  d.   theory  
      
  21.What part of an experiment is used to show that results are due to the condition being tested?  
  a.   hypothesis  
  b.   control  
  c.   independent variable  
  d.   dependent variable  
      
  22.What type of atomic particle has a negative charge?  
  a.   a neutron  
  b.   an isotope  
  c.   an electron  
  d.   a proton  
      
  23.When a gas cools, it __________ thermal energy in the process of __________.  
  a.   releases, condensation  
  b.   gains, sublimation  
  c.   gains, condensation  
  d.   releases, evaporation  
      
  24.What is a substance that cannot be broken down into simpler substances with all the characteristics of the substance?  
  a.   matter  
  b.   an element  
  c.   a solid  
  d.   a gas  
      
  25.According to the Table, which city is the closest to the Prime Meridian?  
  a.   Cape Town, South Africa  
  b.   Nome, Alaska  
  c.   Quito, Ecuador  
  d.   Wellington, New Zealand  
      
  26.How does the satellite Topex/Poseidon map ocean features?  
  a.   visible light  
  b.   ultraviolet rays  
  c.   X rays  
  d.   radar  
      
  27.A __________ is composed of two or more atoms held together by covalent bonds.  
  a.   ionic bond  
  b.   a gas  
  c.   molecule  
  d.   covalent bond  

 
   
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