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Introduction to Astronomy

Total questions: 33

Worksheet time: 20mins

Name
Class
Date
1.
If the time for Earth to ROTATE once on its axis increased, what would happen?
a)
A day would be longer.
b)
A day would be shorter.
c)
A year would be longer.
d)
A year would be shorter.
2.
Based on the Earth's rotation, it can be concluded that:
a)
It is warmer in the nighttime than it is in the daytime.
b)
Daytime lasts longer than nighttime.
c)
Some parts of the world would never see the sunshine.
d)
It is always nighttime on some part of the Earth
3.
A(n) ________ occurs on the day when the tilt of Earth causes the length of day to be longest or shortest.
a)
Equinox
b)
Lunar Eclipse
c)
Solar Eclipse
d)
Solstice
4.
The Earth's motion around the Sun is called its
a)
rotation
b)
revolution
c)
precession
d)
nutation
5.
The shape of the Earth's orbit around the Sun (really around its barycenter with the Sun) is a(n)
a)
circle
b)
cone
c)
ellipse
d)
figure-8
6.
Which is the correct hierarchy of the Earth in the universe from SMALLEST TO LARGEST?
a)
Milky Way Galaxy, Earth, solar system, universe
b)
Earth, solar system, universe, Milky Way Galaxy
c)
Earth, solar system, Milky Way Galaxy, universe
d)
universe, Milky Way Galaxy, solar system, Earth
7.
At position A, which hemisphere would have summer?
a)
Northern hemisphere
b)
Southern hemisphere
8.
What is the Earth's tilt in degrees?
a)
25.3 degrees
b)
32.5 degrees
c)
28.5 degrees
d)
23.5 degrees
9.
In what way does the Sun warm Earth? 
a)
radiation
b)
convection
c)
conduction
d)
condensation
10.
Why does Earth have different seasons? 
a)
because of the distance between Earth and the sun 
b)
because of the speed of Earth as it rotates on its axis 
c)
because of the amount of light blocked by the moon on its axis 
d)
because of the tilt of Earth on its axis as it moves around the sun 
11.
Movement of Earth around the sun.
a)
Rotation
b)
Revolution
12.
The place where a planet is closest to the Sun as it orbits the Sun is called the
a)
perihelion
b)
aphelion
13.
The Earth's _______ is an imaginary line that goes from the North Pole to the South Pole.
a)
vernal equinox
b)
axis
c)
solar eclipse
d)
solar flare
14.
The earth rotates
a)
Clockwise
b)
Counter Clockwise
15.
If the earth took longer to revolve, there would be...
a)
Fewer months in a year
b)
More days in a year
c)
More hours in a day
d)
Fewer days in a year
16.

The distance between Earth and the Sun is:

a)

90,000 Miles

b)

1 Astronomical Unit

c)

1 Light Year

d)

365 days

17.

Aphelion is...

a)

Earth's closest approach to the Moon

b)

Earth's closest approach to the Sun

c)

Earth's farthest point from the Moon

d)

Earth's farthest point from the Sun

18.

The planets, Sun, Moon, and Zodiac constellations all follow the...

a)

axis of rotation

b)

zenith

c)

path of the ecliptic

d)

angle of insolation

19.

Which is NOT a zodiac constellation?

a)

Leo

b)

Capricorn

c)

Libra

d)

Cassiopeia

20.

All stars rotate ______ around the north celestial pole.

a)

clockwise

b)

counterclockwise

21.

Ursa minor is a ______ for most observers in the Northern Hemisphere.

a)

Zodiac Constellation

b)

Circumpolar Constellation

c)

Ecliptic

d)

Horizon-Setting

22.

The "north star" is called:

a)

Rigel

b)

Polaris

c)

Proxima Centauri

d)

Pointillism

23.

When the subsolar point is on the equator, it is a(n):

a)

equinox

b)

solstice

24.

The point directly above an observer is:

a)

The north celestial pole

b)

Nadir

c)

Latitude

d)

Zenith

25.

A group of stars at various distances forming a one of 88 patterns in the sky is:

a)

a horoscope

b)

a constellation

c)

a galaxy

d)

a supercluster

26.

A group of stars in space is called a:

a)

galaxy

b)

star system

c)

network

d)

constellation

27.

You are located...

a)

in the Andromeda Galaxy

b)

in the Ursa Major Galaxy

c)

in the Milky Way Galaxy

28.

Which correctly describes the speed of light?

a)

Light travels at different speeds, depending on its energy

b)

Light travels at a constant 300,000 km/s

c)

Light slows down as it gets farther from its source

d)

Light doesn't have a speed because it is not in motion

29.

A planet with no axial tilt, but a near-circular orbit would have...

a)

extreme seasonal change

b)

no seasonal change

c)

seasons similar to Earth

d)

no day-night cycle

30.

What latitude receives the most direct sun at position C?

a)

90 N

b)

23.5 N

c)

23.5 S

d)

66.5 S

31.

The angle of insolation for observers in Los Angeles, CA (34 N) on the June solstice is about:

a)

56°

b)

80°

c)

34°

d)

58°

32.

The angle of Polaris above the northern horizon indicates...

a)

the time

b)

the latitude of the observer

c)

distance to the nearest Starbucks

d)

elevation of the observer

33.

The Sun rises due east:

a)

every day

b)

in the winter

c)

in the summer

d)

only on the equinoxes

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