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