WorksheetsThe Sun: Our Very Own Star
Total questions: 5
Worksheet time: 3mins
Name
Class
Date
1.
The chromosphere is
a)
a region about 200,000 km thick where gases circulate.
b)
a thin region only 30,000 km thick.
2.
What was Einstein's equation that changed ideas about the sun's energy source by equating mass and energy?
a)
ED=mc2
b)
E=m2
c)
E=mc2
d)
E=md2
3.
Sunspots are
a)
cooler, dark spots of the photophere of the sun.
b)
weird looking spots on the sun.
c)
really cold parts of the sun.
4.
The sun is
a)
a large ball of gas, hydrogen and helium.
b)
a giant star.
c)
BOTH
5.
The suns energy comes from
a)
burning fuel.
b)
the sun shrinking.
c)
nuclear fusion
100 %
