Worksheetsastrophysics
Total questions: 8
Worksheet time: 5mins
The sun is made mostly of what element?
helium
nitrogen
hydrogen
all of the above
What is the process that "powers" stars?
quantum tunneling
nuclear fusion
nuclear fission
all of the above
Most stars, when plotted into a graph of color and brightness fall into a band known as the...
main sequence
zenith pattern
Lagrangian point
all of the above
The final stage for the most massive stars is either a massive explosion known as a supernova or gravitational collapse into a ...
black hole
red giant
nebula
explosion
The Kepler space telescope has found more what than any other space telescope?
comets
asteroids
quasars
exoplanets
A planet that does not orbit any star, instead wandering through the galaxy alone , is called what?
a planetar
a templar
a rogue planet
there are no planets that do not orbit a star
What was the first spacecraft to enter the interstellar medium?
Hubble
Voyager 1
Cassini
Melissa
What is the most widely accepted theory about the origin of the universe
the steady state theory
the big bang theory
the proton cascade theory
all are the same
