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Spencer's user avatar
Spencer's user avatar
Spencer
  • Member for 7 years, 8 months
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26 votes

Where does the Amazon River really begin?

23 votes
Accepted

Why aren't lenticular clouds moved by the wind?

22 votes
Accepted

Is there a geological explanation for the recent Mammoth tusk discovery 185 miles off the California coast?

19 votes
Accepted

When did wildfires start to occur on earth?

18 votes

If the earth is a globe, what causes temperature differences across lines of latitude?

15 votes

What are these lines on this stone?

15 votes

What significant factors influencing geological change are still occurring?

12 votes
Accepted

Why were the early lifeforms of Proterozoic formation of India devoid of hard parts?

11 votes
Accepted

How fast does the Earth's inner-core spin?

10 votes

Floating rock found in southern florida

10 votes
Accepted

Has a hurricane or cyclone ever reformed after passing over a large land mass?

8 votes
Accepted

How is this crumbly crystal-rich rock formed?

8 votes
Accepted

How do scientists reconstruct pre Cretaceous continent if all plates that are currently left are younger than Cretaceous?

8 votes
Accepted

Odd Inuksuk-like objects

8 votes
Accepted

"Archaeozoic" vs "Archean"

7 votes

Number of tectonic plates

7 votes
Accepted

What is the geologic origin of the Bauxite deposit in Bauxite, Arkansas, and could there be more?

7 votes
Accepted

Does erosion make mountains become higher?

7 votes

Are we observing sedimentary rock formation today?

6 votes

Do divergent tectonic plates destroy mountains?

6 votes

Why is the density of Earth higher at the core

5 votes

Centripetal Force Perfect Ball and Water

4 votes

What is this geomorphological form?

4 votes

Sun's Highest Point on June 21

4 votes

How to quickly or easily prove the world is spherical?

3 votes

Does this support Hapgood's Earth Crust Displacement Theory?

3 votes
Accepted

What is this line of trees visible on Google Earth?

3 votes
Accepted

Is there a seismic discontinuity between the lithosphere and asthenosphere?

3 votes
Accepted

At what latitude/longitude was Cornwall, England 75 million years ago?

3 votes
Accepted

Gnomonic projection of a curves with constant latitude