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WorksheetsYear 10 Week 3 Revision Quiz on the Universe
Total questions: 15
Worksheet time: 4hrs 45mins
What colour are the hottest stars?
red
yellow
orange
blue
As our sun continues through its life cycle, it will _________ and turn into a _______________.
gradually get smaller and smaller until it dies out/ black hole
Gradually get larger until its outer layers drift off/ white dwarf
become denser and denser/ protostar
become hotter and hotter blue/ hypergiant.
All stars begin their life in a
Main Sequence
Nebula
Protostar
Black Dwarf
Average size stars will turn into a _____ star next.
protostar
red giant
supergiant
black hole
The Sun is the biggest star in the sky.
What is the diagram called that shows the relationship between star size and temperatures?
bar graph
Hertzprung Russell diagram
star chart
Star diagram
The further away the galaxy, the more its light has (a) -shifted
In relation to apparent magnitude, the more negative a number, the _________ it appears from earth.
brighter
duller
more red
smaller
Why can't astronomers directly study the surface of Venus?
the surface is just way too hot
the surface is permanently obscured by thick clouds
there is no surface of Venus
too many active volcanoes
Select the incorrect statement about Halley's Comet
Is made of frozen ice, gas and dust
Has a highly elliptical orbit, passing Earth every 75 years
Has no tail
Orbits the sun
Asteroids are spherical (circular)
True
False
Why is Venus so much hotter on average than Mercury - although Mercury is closer to the Sun?
the orbit of Venus takes it closer to the Sun sometimes
Venus' atmosphere is so thick that it traps the Sun's heat
Mercury has no atmosphere (to speak of)
because Mercury has a fairly substantial magnetic field
