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Science Nine Chapter Ten
Test Description: Science 9 chapter 10
Instructions: Answer all questions to get your test result.
1) Evidence indicates that galaxies are
A
moving towards each other
B
always changing direction
C
moving away from each other
D
stationary
2) The Big Bang theory
A
states that the universe began with an event
B
states that galaxies make a loud sound when they collide
C
does not yet have evidence to support it
D
is now accepted fact
3) The known universe is approximately
A
100 billion years old
B
100 million years old
C
13 billion years old
D
4.6 billion years old
4) To find out if a star is moving away from you, you would observe
A
blue ultraviolet light
B
gamma rays
C
red shift
D
spectrum diversion
5) Which of the following is not a known shape of a galaxy?
A
elliptical
B
irregular
C
spiral
D
regular
6) Our milky way galaxy is
A
the centre of the universe
B
an elliptical shaped galaxy
C
a blue dwarf star galaxy
D
a spiral shaped galaxy
7) What holds globular clusters of stars together?
A
gravity
B
mass
C
collision
D
rotation
8) Star clusters vary in the number of stars they contain. What is the approximate range for the number of stars found in an open cluster?
A
1000 to 1 000 000
B
fewer than 10
C
a few thousand
D
100 000 to 100 000 000
9) Which type of galaxy holds the oldest stars in the universe?
A
irregular
B
elliptical
C
star clusters
D
spiral
10) A nebula is
A
a collection of many galaxies
B
a dense cloud of gas and dust in space
C
at the centre of every galaxy
D
what happens when galaxies collapse
*select an answer for all questions
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