3. EASY ROUND
1. Humans can produce energy by:
a) anaerobic respiration
b) aerobic respiration
c) neither anaerobic nor aerobic respiration
d) both anaerobic and aerobic respiration
9. EASY ROUND
4. Pangaea is the name of a former continent
that included:
a) all the continents
b) only Europe and Asia
c) only South America and Africa
d) only North and South America
11. EASY ROUND
5. Which of the following processes doesn't
account for an increase in atmospheric CO2
(carbon dioxide) levels?
a) deforestation
b) photosynthetic processes
c) plant respiration
d) fossil fuel combustion
15. EASY ROUND
7. Which of the following scientists was
awarded the Nobel Prize in 1911 for the
discovery of the radioactive elements, radium
and polonium?
a) John Dalton
b) Dmitri Mendeleev
c) Emil Fischer
d) Marie Curie
17. EASY ROUND
8. What process produces most of the energy
that is radiated by the Sun?
a) gravitational contraction
b) chemical combustion
c) nuclear fusion
d) nuclear fission
19. EASY ROUND
9. As you go up a mountain top, your weight:
a) increases slightly
b) decreases slightly
c) remains exactly the same.
d) none of the above
28. AVERAGE ROUND
3. Susan pushes against a 100 kilogram rock
with a force of 5 Newtons, but the rock
doesn't move. The force the rock exerts on
Susan is
a) 0 Newtons
b) 5 Newtons
c) 20 Newtons
d) 100 Newtons
30. AVERAGE ROUND
4. Global climate change is being attributed
to the atmospheric increase in what two
gases produced by human activities?
a) oxygen and hydrogen
b) ozone and methane
c) nitrous oxide and sulfur dioxide
d) methane and carbon dioxide
36. AVERAGE ROUND
7. The clavicles are the bones commonly
referred to as:
a) the shoulder blades
b) the shin bones
c) the collar bones
d) none of the above
42. AVERAGE ROUND
10. In the fission of Uranium-235, what is the
average number of neutrons produced in the
fission reaction?
a) 1.5
b) 2.5
c) 3.5
d) 4.5
45. DIFFICULT ROUND
1. Assume that a ray of light passes from glass
into air at an angle of incidence greater than
zero degrees. Will the ray of light be bent
toward or away from the normal as it passes
into the air?
49. DIFFICULT ROUND
3. What is the name of the phenomenon that
causes an accumulation of heat in the lower
atmosphere because of the absorption of
longwave radiation from the Earth's surface?
66. CLINCHER ROUND
For convenience, living things are placed into various
groups. The taxonomic breakdown of living things
consists of the following categories:
Family, Class, Genus, Phylum, Order, Kingdom and
Species
Give the order of these terms from least specific to most
specific.
