NEW
Font size
S
M
L
XL
WorksheetsAstronomy 1-4 Review Historical Astronomers
Total questions: 78
Worksheet time: 3hrs 38mins
Name
Class
Date
1.
The idea that the earth is in the center of the entire universe is known as
a)
astronomy
b)
cosmology
c)
heliocentric
d)
geocentrism
2.
The study of the universe as a whole is called
a)
cosmology
b)
biology
c)
wholism
d)
telescope
3.
The idea that the sun is in the center of the solar system.
a)
geocentrism
b)
astronomy
c)
heliocentrism
d)
universal centrism
4.
Who built himself a telescope and discovered moon mountains, sunspots, moons of Jupiter, and the phases of Venus?
a)
Copernicus
b)
Galileo
c)
Aristotle
d)
Aristarchus
5.
The Copernican model of the solar system was controversial primarily because it was a _____________ model.
a)
heliocentric
b)
geocentric
c)
lunacentric
d)
mercurial
6.
An "epicycle" was an idea in orbital mechanics that explained why:
a)
planets appeared to move backwards then forwards during one night in the sky
b)
planets appeared to move backwards then forwards during a number of months in the night sky.
c)
planets appeared to speed up, then slow down during one night in the sky.
d)
planets appeared to speed up, then slow down during a number of months in the night sky.
7.
Which of these is a correct prediction using Newton's gravitational theory?
a)
The closer the objects, the greater the gravitational force
b)
The closer the objects, the weaker the gravitational force
c)
The larger the objects, the weaker the gravitational force
d)
Anything smaller than an asteroid can't generate a gravitational force
8.
Eratosthenes:
a)
proved the Earth was round
b)
estimated the circumference of the Earth
c)
was the first to circumnavigate the Earth
d)
used geometry to figure out the longitude of Greece
9.
Galileo:
a)
invented the telescope.
b)
discovered four of Jupiter's moons.
c)
discovered that Saturn had phases.
d)
was burned at the stake for his belief in the heliocentric model.
10.
This keeps objects in orbit
a)
gravity
b)
parallax
c)
epicycles
d)
ellipses
11.
Ancient astronomers used 'epicycles' to explain,
a)
Planetary transits
b)
Moon's phases
c)
Retrograde motion
12.
Ancient astronomers believed that the earth did not move because,
a)
No parallax was observed in the stars
b)
It could explain all planetary motions
c)
Other models could not explain retrograde motion
13.
The more mass an object has, the more gravity it has
a)
True
b)
False
14.
An ellipse is drawn around two points called
a)
aphelion
b)
perihelion
c)
foci
d)
axis
15.
For planets in our Solar System, one of the foci of their elliptical orbits is:
a)
the axis
b)
the perihelion
c)
the center
d)
the Sun
16.
The place where a planet is closest to the Sun in its orbit is called the
a)
perihelion
b)
aphelion
17.
The place where a planet is farthest away from the Sun in its orbit is called the
a)
aphelion
b)
perihelion
18.
A planet moves fastest during its orbit around the Sun at the when
a)
it is closest to the sun and gravity has a stronger pull
b)
it is farthest from the sun and gravity has a stronger pull
c)
it is closest to the sun and gravity has a weak pull
d)
it is farthest from the sun and gravity has a weak pull
19.
Where is the planet moving faster
a)
Position A to B
b)
Position B to C
c)
Position H to I
d)
Position I to J
20.
What has an eccentricity of zero
a)
a straight line
b)
a large ellipse
c)
a circle
d)
a small ellipse
21.
A planet moves __________ when it is farthest from the sun.
a)
faster
b)
slower
22.
Which astronomer created the 3 planetary laws of motion.
a)
Copernicus
b)
Kepler
c)
Newton
d)
Galileo
23.
What does the formula you saw represent?
a)
Distance
b)
Mass of the Earth
c)
Gravitational Force
d)
Speed of a falling object
24.
Carefully recorded the movement of the planets but did not make mathematical sense of them. Built upon the work of Copernicus.
a)
Tycho Brahe
b)
Johannes Kepler
c)
Rene Decartes
d)
Thomas Hobbes
25.
Continued Brahe's work concluding that certain mathematical laws govern planetary motion
a)
Johannes Kepler
b)
Mary Wollstonecraft
c)
Voltaire
d)
Isaac Newton
26.
Does gravity affect light?
a)
Yes
b)
No
27.
What does gravity do to time?
a)
speeds it up
b)
slows it down
c)
nothing
28.
During what rare event was Relativity confirmed?
a)
Total Solar Eclipse
b)
Total Lundar Eclipse
c)
Summer Solstice
d)
Halley's Comet
29.
The special theory of relativity was derived by:
a)
Galileo
b)
Newton
c)
Einstein
d)
Sitter
30.
Einstein's General Theory of Relativity explains
a)
time
b)
distance
c)
gravity
d)
None of These
31.
Kepler was assistant to this astronomer.
a)
Tycho Brahe
b)
Ptolemy
c)
Copernicus
d)
Aristotle
32.
This astronomer was convinced this image was accurate.
a)
Aristotle
b)
Brahe
c)
Copernicus
d)
Galileo
33.
These astronomers were convinced this image is accurate, EXCEPT___________________.
a)
Ptolemy
b)
Brahe
c)
Copernicus
d)
Galileo
34.
This astronomer was convinced this image was accurate.
a)
Ptolemy
b)
Brahe
c)
Copernicus
d)
Galileo
35.
Made careful observations & recorded positions of planets by observing from his observatory.
a)
Tycho Brahe
b)
Ptolemy
c)
Copernicus
d)
Aristotle
36.
The chief librarian at the Library of Alexandria, Eratosthenes, was a scientist who concluded that:
a)
The sun is made of gas
b)
The earth is larger than the sun
c)
The earth is flat
d)
The earth is round
37.
This person developed the heliocentric theory and was considered the founder of modern astronomy.
a)
Aristotle
b)
Copernicus
c)
Ptolemy
d)
Galileo
38.
This Egyptian astronomer's model of the Earth-centered universe was the cornerstone of astronomy for 1,500 years
a)
Ptolemy
b)
Copernicus
c)
Aristotle
d)
\\
Galilei
Galilei
39.
What theory of the Universe did Ptolemy believe in?
a)
Geocentric theory
b)
Vergocentric theory
c)
Heliocentric theory
d)
Alphamanic theory
40.
What theory of the Universe did Aristotle believe in?
a)
Heliocentric theory
b)
Alphamanic theory
c)
Geocentric theory
d)
Vergocentric theory
41.
What theory of the Universe did Galileo believe in?
a)
Alphamanic theory
b)
Geocentric theory
c)
Heliocentric theory
d)
Vergocentric theory
42.
What shape is an ellipse?
a)
An oval shape
b)
A round shape
c)
A circle shape
d)
Sun, moon and Earth lined up shape
43.
The period of the earth's orbit around the sun is ____.
a)
1 day
b)
1 year
c)
24 hours
d)
364 hours
44.
An ellipse is drawn around two points called
a)
aphelion
b)
perihelion
c)
foci
d)
axis
45.
When a planet orbits the Sun, one of the foci of the elliptical orbit is
a)
the axis
b)
the perihelion
c)
the center
d)
the Sun
46.
An ellipse is drawn around two points called
a)
aphelion
b)
perihelion
c)
foci
d)
axis
47.
What shape are the orbits of all planets in our solar system?
a)
circular
b)
cylindrical
c)
elliptical
d)
none of these
48.
What is eccentricity?
a)
a measurement of how elliptical an orbit is.
b)
a measurement of the distance between the planet and the sun
c)
a measurement of how long the planet takes to rotate around the sun
d)
none of these
49.
If an orbit has an eccentricity value of "0", what shape is it?
a)
perfectly circular
b)
perfectly flat
c)
very oval/elliptical
d)
slightly oval/elliptical
50.
Which diagram shows a planet with the least eccentric orbit?
a)
1
b)
2
c)
3
d)
4
51.
A perfect circle has an eccentricity of ______.
a)
0
b)
.99
c)
1
d)
2
52.
Two factors effecting the magnitude of force of gravity between 2 objects are...
a)
weight and mass
b)
distance and weight
c)
mass and matter
d)
mass and distance
53.
A person would weigh less on the moon than on the Earth because...
a)
the moon has less mass, and therefore less gravity
b)
the moon has more mass, and therefore less gravity
c)
the moon has less mass, and therefore more gravity
d)
the moon has more mass, and therefor more gravity
54.
A person would weigh more on Jupiter than on the Earth because---
a)
Jupiter has less mass, and therefore less gravity
b)
Jupiter has more mass, and therefore less gravity.
c)
Jupiter has less mass, and therefore more gravity.
d)
Jupiter has more mass, and therefore more gravity
55.
__________holds all of the planets in orbit around the sun.
a)
Force
b)
Motion
c)
Weight
d)
Gravity
56.
The law of universal gravitation is credited to whom?
a)
Einstein
b)
Galileo
c)
Darwin
d)
Newton
57.
Why was Mercury important to Einstein's Theory of Relativity?
a)
Because no one knew it existed before then
b)
Because its orbit followed the laws of gravity
c)
Because it proved that gravity can bend light
d)
Because it proved solar eclipses speed up light
58.
Einstein combined two entities that are directly related. What did he call it?
a)
Distance-mass
b)
Space-time
c)
Gravity-space
d)
Mercury-Sun
59.
Albert Einstein proposed...
a)
a heliocentric model.
b)
classical physics. (and calculus)
c)
that space-time curves. (General relativity)
d)
to his aunt.
60.
Which of these astronomers had a TV show and was known as "the alien guy"?
a)
Michio Kaku
b)
Albert Einstein
c)
Stephen Hawking
d)
Carl Sagan
61.
What is Stephen Hawking famous for proving?
a)
Quantum Theory
b)
Existence of black holes
c)
Universal Gravity
d)
Theory of Relativity
62.
How long does Earth's rotation take?
a)
365.25 days
b)
24 hours
c)
6 months
d)
28 days
63.
What is the period of the Earth's orbit?
a)
24 hours
b)
365 days
c)
365.25 days
d)
364.25 days
64.
What is the period of the Earth's rotation on its axis?
a)
23 hours
b)
24 hours
c)
365 days
d)
365.25 days
65.
If the sun disappeared, how long before it would get dark on Earth?
a)
It would never get dark
b)
8 minutes because that is how long it takes light to get here
c)
Instantaneously dark
d)
24 hours because that is how long before we would face the sun
66.
An apparent shift in the position of an object when viewed from different locations.
a)
Parallax
b)
Perihelion
c)
Solar Nebula
d)
Prominence
67.
Ancient astronomers believed that the earth did not move because,
a)
No parallax was observed in the stars
b)
It could explain all planetary motions
c)
Other models could not explain retrograde motion
68.
Ancient astronomers used 'epicycles' to explain,
a)
Planetary transits
b)
Moon's phases
c)
Retrograde motion
69.
Planets orbit the Sun in a shape called a(n)
a)
circle
b)
ellipse
c)
focus
d)
perihelion
70.
An ellipse is drawn around two points called
a)
aphelion
b)
perihelion
c)
foci
d)
axis
71.
When a planet orbits the Sun, one of the foci of the elliptical orbit is
a)
the axis
b)
the perihelion
c)
the center
d)
the Sun
72.
Kepler's 2nd Law deals with
a)
the shape of the planets' orbits
b)
the speed/area the planet travels
c)
the length of time it takes the planet to orbit the sun
73.
Ancient astronomers used 'epicycles' to explain,
a)
Planetary transits
b)
Moon's phases
c)
Retrograde motion
d)
Orbit of Mars
74.
What states that "every object in the universe attracts every other object"?
a)
Law of Universal Gravitation
b)
Newton's First Law of Motion
c)
My mother
d)
Inertia & gravity
75.
When planets sometimes appear to move backward in the sky relative to the stars
a)
retrograde motion
b)
apparent motion
c)
eccentricity
d)
inertia
76.
Planets moving in small circles as they revolve in larger circles
a)
epicycle
b)
ellipse
c)
spectrograph
d)
apparent motion
77.
The force that must cause the curve in an orbit
a)
gravity
b)
inertia
c)
parallax
d)
eccentricity
78.
This astronomer noticed the relationship of Cepheid variables to distance that helped Hubble make his famous Law.
a)
Annie Jump Canon
b)
Henrietta Swan Leavitt
c)
Arno Penzas
d)
Robert Wilson
Reset
