Exam (elaborations)
AST 111 Introduction to Solar Systems Astronomy (complete lab 1- lab 7) Arizona State University
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AST 111 Introduction to Solar Systems Astronomy (complete lab 1- lab 7) Arizona State University
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AST 111 Introduction to Solar SystemsAstronomy (complete lab 1- lab 5)
Arizona State University
, Lab 1
● Question 1
1 out of 1
points
Lab 1 Figure 1
Position
We will start this lab by looking at position as it relates to
astronomy. In the celestial sphere model, Earth is
stationary and the stars are carried on a sphere that
rotates about an axis that points at the North Star. In
Figure 1, two stars, A and B, are each shown at four
different positions (1, 2, 3, and 4) through which each star
will pass during the course of one revolution of the
celestial sphere. In addition, your location on Earth in the
Northern Hemisphere and the portion of the celestial
sphere that is above your horizon are shown.
Which of the following best describes the horizon shown
in Figure 1?
Correct
Answer: Imaginary plane that extends from your observing
, location on Earth out to the stars
● Question 2
1 out of 1
points
Based on Figure 1 (where the observer is located at the
very top of the globe), which of the following
statements is most accurate?
Correct
Answer: The observer cannot see a star when it is
located below the horizon because the earth
will block the view.
● Question 3
1 out of 1 points
According to Figure 1 (where the observer is located at
the very top of the globe), in which position is Star A
unobservable?
Correct
Answer:
Positi
on4
● Question 4
1 out of 1
points
According to Figure 1 (where the observer is located at
the very top of the globe), in which position is Star B
unobservable?
Correct
Answer: Star B is
always
observable.
● Question 5
1 out of 1
points
When a star travels from a position below the observer’s
horizon to a position above the observer’s horizon, the
star is rising.
Correct Tr
Answer: ue
● Question 6 A setting
star travels
from a
, position above the observer’s horizon to a position
below the observer’s horizon. 1 out of 1
points
Correct Tr
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