It might sound like something from a science fiction plot — astronauts traveling into deep space being
bombarded by cosmic rays — but radiation exposure is science fact.
They used a dating technique perfected in the last 20 years that measures elemental changes in the rock that occur when the rock gets
bombarded by cosmic rays after the glacier's retreat.
«The surface of Mars, the surface of Earth, and basically all surfaces in the solar system are being
bombarded by cosmic rays,» explains Farley, and when these rays — very high - energy protons — blast into an atom, the atom's nucleus shatters, creating isotopes of other elements.
Earth's surface is constantly
bombarded by cosmic rays, high energy particles streaming into Earth from space.
The neutrons are produced when the lunar surface gets
bombarded by cosmic rays.
Not exact matches
Krypton is produced
by cosmic rays bombarding Earth and then stored in air bubbles trapped within Antarctic ice.
It does so
by detecting the gamma
rays those elements emit when they are
bombarded by high - energy charged particles from space called
cosmic rays.
A competing theory suggests that
cosmic rays bombarding Earth from outer space initiate lightning
by introducing high - energy electrons that begin the cascade leading to a strike.
If the mission succeeds, astronauts could spend several years potentially being
bombarded with
cosmic rays — high - energy particles launched across space
by supernovae and other galactic explosions.
When they then
bombarded this «cloud» with low - energy electrons like those produced
by cosmic rays, chlorine was produced.
This means it will be
bombarded by high - energy
cosmic rays, which can interfere with signals, or even build up enough of an electrical charge to cause small lightning strikes on the telescope.
What about measuring variations in nutrients, oxygen isotopes... hey, mass spec each ring — maybe we can determine if the plant has been engulfed in volcanic smoke, forest fire smoke, been
bombarded variably
by cosmic rays, ultraviolet,
cosmic microwave background... lets get this 19th Century botanists pursuit up to speed!