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The Universe
Test Description: Cosmology, distances, EMR and the atmosphere, locating telescopes
Instructions: Answer all questions to get your test result.
1) The big bang theory states that the Universe was created
A
at the same time as the solar system
B
at a singularity which began to inflate very quickly
C
with a massive explosion
D
from a lot of matter that already existed
2) cosmology is the study of
A
objects in the universe
B
cosmonauts
C
the history and formation of the universe
D
our solar system
3) A light year is
A
used to measure small distances
B
a unit for the measurement of time
C
used to measure large intervals of time
D
the distance that light travels in a year
4) the distance from Earth to the sun is closest to
A
150 kilometres
B
150 light hours
C
150 light years
D
150 million kilometres
5) a spiral group of stars is approximately 100 000 light years in diameter. It is probably a
A
nebula
B
supernova
C
galaxy
D
solar system
6) The sun is
A
a small star at the very beginning of its life
B
a middle sized orange star, about half way through its life.
C
a middle sized star at the very beginning of its life
D
a large red star about half way through its life
7) Many objects in space produce different types of electromagnetic radiation. There are two that can get through the atmosphere- they are
A
radio and ultra violet radiation
B
light and x ray radiation
C
radio and light radiation
D
x rays and infra red radiation
8) The telescope in Parkes in western NSW that was used to receive picture and sound signals in the moon landings is an example of a
A
x ray telescope
B
satellite
C
light telescope
D
radio telescope
9) The Chandra x ray telescope is
A
on the ground as it is cheaper to operate there
B
located on a satellite because x rays can't get all the way through the atmosphere
C
on a satellite so it can be moved around easily
D
able to be located anywhere as x rays reach all parts of the Earth
10) Since the big bang, the Universe has been
A
expanding and cooling
B
contracting and cooling
C
expanding and heating up
D
contracting and heating up
*select an answer for all questions
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