Lecture quiz 5 structure Earth + evolution of Earth   NAME–>

1. What proof is there of the age of the Earth?
A. uranium dating
B. plutonium dating
C. zircon dating
D. carbon dating

2. Proof that water was abundant on Earth at 3.5 billion years
A. sedimentary rock
B. fossil evidence
C. formation of pillow lava
D. banded iron formation

3. What caused the formation of free oxygen?
A. plants evolved on land
B. bactera evolved in the water
C. plants evolved in the water

4. Which is formed in fresh water swamps?
A. oil
B. coal
C. both

5. Where do scientists think most of the water on Earth comes from?
A. volcanoes
B. comets
C. Earth rocks
D. meteorites

6. Which is associated with the death of the dinosaurs?
A. The meteor impact in theYucatan which created the Chicxulub crater
B. Evolution of blue green bacteria that makes oxygen
C. Snowball Earth
D. The mantle plume explosions in Siberia

7. The part of the earth that makes up the continents
a. core
b. crust
c. mantle
8. Part of earth responsible for the Van Allen belts
a. core
b. crust
c. mantle
9. Part of earth makes up the floor of the oceans
a. core
b. crust
c. mantle

10. Is the crust the same depth everywhere?   

Lecture quiz 6 tectonics/movement of Earth and Moon   NAME –>

1. Which interaction forms the Himalayan Mountains
a. one thin, one thick plate
b. two thin plates
c. two thick plates
2. Which interaction forms Japan
a. one thin, one thick plate
b. two thin plates
c. two thick plates

3. Which interaction forms the Rocky Mountains
a. one thin, one thick plate
b. two thin plates
c. two thick plates

4. What is the mechanism that drives plate tectonics
a. sea floor spreading
b. subduction
c. induction
d. a and b

5. An observation that supports continental drift
a. fossils
b. geology
c. floor spreading at mid Atlantic trench

6. Seasons are due to:
A. the revolution of the moon around the earth
B. the rotation of the earth
C. the revolution of the earth around the sun

7. Which means equal day and night?
A. Solstice
B. Equinox
C. Hospice


8. What is season B called?

9. What is the day at position “3" called?

10. What is this phase of the moon called?

E.C. Give the degrees of inclination of the Earth’s axis.

LECTURE QUIZ 7 SCI 208                         PRINT NAME CLEARLY –>

1. Fusion to helium requires how many hydrogen?
a. 2
b. 3
c. 4

2. Fusion is the?
a. breaking down of elements
b. the building up of elements
c. the transformation of elements
3. The “mass defect” means?
a.  as hydrogen is fused to helium some of the mass of the nuclei is lost
b.  mass is converted to energy by E= MC*2
c.  some energy is used as “binding energy” in the nucleus
d.  all of the above
4.  Which statement is correct?
a.  elements fuse and release energy up to carbon, then they require energy input to fuse any further
b.  elements fuse and release energy up to iron, then they require energy input to fuse any further
c.  elements fuse and release energy up to element 84, then they require energy to fuse any further
5.  Which statement is NOT correct?
a. at the stage when fusion requires energy this cools the sun which causes the sun to collapse
b. all heavy elements are made at the moment when a sun collapses, explodes and goes supernova
c. we all contain some material that originated in a supernova
d. our sun will go supernova someday

6.  Which has no mass?
a. alpha
b. beta
c. gamma
7. Which is the most penetrating radiation?
a. alpha
b. beta
c. gamma
8.  Fission involves?
a. outer electrons
b. inner electrons
c. the nucleus

9. Which can speed up or slow down radioactivity?
a. heating or freezing
b. chemical reactions with non-radioactive elements
c. nothing affects radioactive decay

10.  Which element is used to calculate the age of Earth?
a. carbon
b. sodium
c. uranium
d. lead


1. Which two things are there in the universe that are described by the equation E= MC*2 (squared)
2. There is the tendency for things to run down and become more random is?
a. 1st law of thermodynamics
b. 2nd law of thermodynamics
c. 3rd law of thermodynamics

3  Energy must be constantly put in to keep things going, there are no perpetual motion machines is?
a. 1st law of thermodynamics
b. 2nd law of thermodynamics
c. 3rd law of thermodynamics

4. We cant actually reach absolute zero which would prevent entropy
a. 1st law of thermodynamics
b. 2nd law of thermodynamics
c. 3rd law of thermodynamics

5. Which is true of conduction
a. heat moves from high to low energy
b. cold can suck the heat out of organic but not inorganic matter
c. is responsible for
6. Which is true of convection?
a. is the transfer of  thermal energy between molecules in a substance due to a temperature gradient.
b. the actual movement of molecules of liquids and AIR when they are heated
c. is responsible for burning hands on hot pots

7. Temperature of boiling water in Celsius
a. 100
b. 98
c. 37
d. 25

8. What is the difference between IR (infrared) and thermal heat?
9 .What can NOT be dated with carbon 14?
A. feces (aka poop)
B. salt
C. the Shroud of Turin
D. teeth

10. Which is more likely to release radon in the home?
A. granite countertops
B. sandstone floors
C. soil in the basement

E.C.  In the atmosphere Nitrogen (7 protons) is hit and makes C-14 (6 protons).  How does C-14 decay into Nitrogen?
A. alpha radiation
B. beta radiation
C. gamma radiation
D. X radiation

LECTURE QUIZ 9                          PRINT NAME CLEARLY

1.  Energy from the sun comes in as visible light and:
a. goes out as visible light
b. goes out as IR
c. goes out as UV
2.  CO2 levels:
a. increase in summer, decrease in winter
b. decrease in summer, increase in winter
c. are steady all year long
3. CO2 levels have:
a. increased overall since monitoring started
b. decreased overall since monitoring started
c. remained the same since monitoring started
4.  The isotope ratio of what is used to detect temperature
a. CO2
b. O2
c.  N2

5.  Core drilling of ice in the Antarctica can show the temperature of the earth for the last
a. 1000 years
b. 10,000 years
c.  650,000 years

6.  During the above ice drillings which show the last 7 ice ages the concentration of CO2
a. never exceeds 30 ppm (parts per million)
b. never exceeds 300 ppm
c. never exceeds 3000 ppm

7.  Our current ppm of CO2 is
a. greater than ever recorded
b. less than the highest ever recorded
c. about the same for an inter-glacial period

8.  Hotter ocean water does what to hurricanes
a. decreases the number of them
b. increases the intensity
c. none of the above

9.  Global warming
a. increases rainfall worldwide
b. increases rainfall in some places, decreases rainfall in others
c. increases the amount of rainfall per storm
d. a and c
e. b and c

10.  Melting of which could raise the level of the ocean by 20 feet flooding out millions and millions of people
a. glaciers
b. Iceland
c. Antarctica