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Collision course!
|
Fred Bortz,Alfred B. Bortz |
Discusses how life on Earth has been influenced by comets and asteroids which have struck the earth.
This book covers the details of cosmic collisions on Earth. |
OL19923737W |
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Martian fossils on earth?
|
Alfred B. Bortz |
Discusses the study of a meteorite found in Antarctica in 1984 and why it is thought to come from Mars, examining how the scientific process works. |
OL2635897W |
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The neutrino
|
Alfred B. Bortz |
Tells how the neutrino, an almost massless subatomic particle without a charge, was discovered and helped to explain the process of radioactive decay. |
OL2635899W |
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The proton
|
Alfred B. Bortz |
A look into the discovery of the most fundamental subatomic particle in nature, the proton, which determines why elements have different physical and chemical properties. |
OL2635901W |