WorksheetsVan Allen Belts
Total questions: 11
Worksheet time: 6mins
When were the Van Allen Belts discovered?
1945
1958
1972
2012
How many belts are there?
1
2
2 or 3 depending on the situation
4
How do the Van Allen belts protect life on earth?
deflect high energy radiation
reduce the greenhouse effect
increase solar energy
block black body radiation
Why do astronauts want to stay out of the Van Allen Belts?
they don't.
they contain high energy particles
nuclear decay is occuring
the radiation will poison their food
The launch of what led to the discovery of the belts?
Space Shuttle - American Girl
Apollo 13
Apollo 1
Explorer 1
What was Explorer 1?
space probe
space station
satellite
nuclear arsenal
What was in the Explorer 1 that detected the belts?
tape recorder
geiger counter and tape recorder
electroscope
magnetoprobe
On occasion, the International Space Station is engulfed in one of the belts. Why is this a problem?
radiation exposure for humans is cumulative
radiation is hard on electronic devices
it slows the rate of orbit
the tools become radioactive
What is the van Allen belt made up of?
protons
electrons
protons and electrons
solar wind
The moon falls within the van Allen belts.
True
False
During the Apollo missions, NASA calculated that astronauts would be in the belt for 52 minutes with an exposure of 13 rads. What must a rad be a unit of?
space time
radiation exposure
energy absorption
solarity
