George Gamow, the creator of the Big-Bang theory of the origin of the universe, asks you to imagine what would happen if the speed of light was 15. mi/h.
If you were on the sidewalk looking at a bicyclist ride down the street, how does she look to you while riding, compared to when she stops? A) taller, the same mass, but stretched out like a limousine
B) shorter, the same mass, but stretched out like a limousine
C) same height, greater mass, and flatter in the direction she is moving
D) same height, smaller mass, and flatter in the direction she is moving
E) shorter, greater mass, but stretched out like a limousine
Question 2
After World War II, the U.S. Government spent two decades investigating UFOs because they
A) were themselves developing new types of aircraft and used the official investigation as a cover-up
B) thought that they might be new types of aircraft being developed by the Soviet Union
C) knew that UFOs were alien craft and used the official investigation as a cover-up
D) were afraid that an alien civilization was in the process of invading the Earth
Origin of the plant life cycle.
MacArthur and Wilson's theory of island biogeography.
The work of Charles Darwin forms the foundation for modern evolutionary theory.
The Scales of the Universe
This is the first portrait of George Washington, painted by John Gadsby Chapman. Washington’s right
The Nebular Theory