WorksheetsComponents of the Universe
Total questions: 12
Worksheet time: 6mins
The Sun is our star made mostly of
helium
hydrogen and helium
hydrogen
helium, hydrogen, and gold
Solar flares are
large flares of energy that loop back to the sun's surface.
areas on the sun's surface that appear darker because they are a lower temperature than surrounding areas.
bursts of energy that flash off the sun's surface.
Which star is brighter than the sun?
Sirius B
Procyon B
Van Maanan's Star
Aldebaran
Which of the following lists the lifecycle of a star correctly?
Supergiant, Giant, Dwarf, Nebula
Supernova, Supergiant, Giant, Dwarf
Dwarf, Main Sequence, Supergiant, Giant
Main Sequence, Giant, Supergiant, Dwarf
What electromagnetic wave do humans emit as heat energy?
infrared light
ultraviolet light
visible light
microwaves
Which of the following has the longest wavelength?
microwaves
UV rays
Infrared
Gamma rays
