WorksheetsAstronomy Part 1
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
The shape of a planet's orbit is best described as a
a)
circle
b)
square
c)
ellipse
d)
sphere
2.
As a planet moves closer to the sun, the orbital velocity will
a)
decrease
b)
increase
c)
increase then decrease
d)
remain the same
3.
Compare the two shaded areas in this diagram with respect to equal time
a)
unequal
b)
equal
c)
r1 is greater than r0
d)
r0 is greater than r1
4.
As the planet moves farther from the star shown in this diagram, the kinetic energy of this planet
a)
increases
b)
decreases
c)
increases then decreases
d)
remains the same
5.
The sun is at the ______ of this ellipse.
a)
center
b)
at both foci
c)
at one of the focal point
6.
According to the ESRTs, the planet which has the most eccentric orbit is
a)
Mars
b)
Uranus
c)
Jupiter
d)
Mercury
7.
Based on the ESRTs, which planet takes about 30 years to travel around the Sun.
a)
Earth
b)
Uranus
c)
Jupiter
d)
Saturn
8.
Describe the motion shown in the diagram
a)
revolution
b)
rotation
c)
spinning
9.
This motion causes ...
a)
seasonal changes
b)
day and night
c)
shifting of the constellations during the year
10.
This diagram provides evidence of which Earth's motion
a)
revolution
b)
rotation
c)
earthquake activity
11.
Based on this diagram, which direction is the observer is looking to see these star trails
a)
north
b)
south
c)
east
d)
west
12.
Determine the eccentricity of an ellipse when the foci distance is 4.6 cm and the length of the major axis is 15.7 cm
a)
0.358
b)
0.293
c)
0.285
d)
0.305
13.
Based on this original heliocentric model of the solar system, how did the model change?
a)
Planets are organized based on size
b)
Planets are moving around in elliptical orbits
c)
Planets are organized based on their physical characteristics
14.
Which planet is classified as a Jovian planet?
a)
Mercury
b)
Saturn
c)
Mars
d)
Venus
15.
Which planet has a period of rotation similar to Earth?
a)
Jupiter
b)
Mercury
c)
Mars
d)
Saturn
16.
Which planet is most similar in size to Earth?
a)
Mercury
b)
Venus
c)
Mars
d)
Neptune
17.
Which planet is densest between Jupiter, Mercury, Mars, and Venus?
a)
Jupiter
b)
Mercury
c)
Venus
d)
Mars
18.
As the distance between a planet and the star increases, the diameter of the star
a)
increases
b)
decreases
c)
remains the same
19.
As the focal distance decreases, the ellipse becomes more
a)
flatter
b)
elliptical
c)
circular
d)
eccentric
20.
The asteroid belt lies between which two planets
a)
Mars and Saturn
b)
Jupiter and Mars
c)
Saturn and Uranus
d)
Mars and Earth
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