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WorksheetsAstronomy chapter 1
Total questions: 44
Worksheet time: 27mins
Name
Class
Date
1.
About how many days does it take to moon to go through a complete cycle?
a)
7 days
b)
365 days
c)
29 days
d)
20 days
2.
When the visible (lit) portion of the moon is increasing, the moon is:
a)
waning
b)
full
c)
waxing
d)
new
3.
Changes in the moon's appearance are
a)
phases
b)
eclipses
c)
stages
d)
cycle
4.
Why do we always see the same side of the moon from Earth?
a)
because the phases change
b)
because it rotates and revolves at the same rate
c)
because half of the moon always receives sunlight
d)
The moon changes positions
5.
Mrs. Smith says "the moon looks larger than the stars!" What explains this?
a)
The moons soaks up the star's light
b)
The moon is larger than Earth
c)
The moon is larger than stars
d)
the moon is closer to Earth than stars
6.
Define Full Moon
a)
None of moon is visible
b)
Half moon phase is visible
c)
Complete moon face is visible
d)
Less Than half of moon is visible
7.
Define New Moon
a)
None of moon is visible from Earth
b)
All of moon visible from Earth
c)
Moon is 1/2 visible from Earth
d)
Moon is more than Half Visible from Earth
8.
Name the moon phase
a)
Waxing Gibbous
b)
Waxing Crescent
c)
Waning Crescent
d)
Waning Gibbous
9.
Differences in the moon's and sun's pull on different sides of the Earth cause _________.
a)
gravity
b)
lunar phases
c)
tides
d)
dabbing
10.
The bulge of water on the side of the Earth closest to the moon produces ___________.
a)
high tide
b)
low tide
c)
neap tide
d)
spring tide
11.
Tides are the cycle of rising and falling ocean water that repeats automatically every
a)
24 hours
b)
12.5 hours
c)
25 hours
d)
6.25 hours
12.
A neap tide is a tide with the greatest difference between low and high tides
a)
true
b)
false
13.
Neap tides occur once a month.
a)
True
b)
False
14.
Tides are caused mainly by the differences in how much gravity from the moon and the sun pulls on different parts of the Earth.
a)
True
b)
False
15.
What is the phase of the Moon during a total lunar eclipse?
a)
New
b)
Full
c)
Gibbous
d)
First quarter
16.
The reason that leap years have an extra day is to account for the fact that
a)
the Earth's rotation period is slowly increasing because of tidal effects.
b)
the year is not exactly equal to an integral number of days.
c)
the day is not exactly 24 hours because of the Earth's periodically varying rotation period.
d)
the length of the year varies with a period of four years because of precession.
17.
The tilt angle of the Earth's spin axis to the direction perpendicular to the ecliptic (known as the ecliptic pole)
a)
is 90 degrees and fixed.
b)
varies rapidly through the year from 23.5 degrees to -23.5 degrees.
c)
is 23.5 degrees and fixed.
d)
is 0 degrees and fixed because this defines the ecliptic plane.
18.
Seasonal variations on a planet's surface are caused by
a)
clouds that periodically form and disappear as the planet orbits the Sun.
b)
the tilt of the planet's spin axis with respect to the perpendicular to its orbital plane.
c)
volcanoes that erupt periodically because of tidal interactions and obscure the atmospheres of planets.
d)
the variation of the planet's distance from the Sun during its passage around its elliptical orbit.
19.
Which of the following is not true about a total solar eclipse?
a)
It can be viewed once a year from every spot on earth
b)
It is dangerous to look at without the proper device
c)
When it happens, the moon blocks all of the sun except the corona
d)
You must be within the moon's umbra to see it
20.
a)
solar eclipse
b)
lunar eclipse
21.
This image is an example of
a)
Lunar Eclipse
b)
Full Moon
c)
New Moon
d)
Solar Eclipse
22.
In order to have an eclipse, the Moon, Sun and Earth have to be?
a)
Below each other
b)
Above each other
c)
In alignment
23.
What is the darkest inner part of the shadow cone called, where a total eclipse can be viewed.
a)
Total
b)
Umbra
c)
Penumbra
24.
a)
solar eclipse
b)
lunar eclipse
25.
True or False: You must wear your eclipse goggles at all times except during totality due to safety reasons.
a)
True
b)
False
26.
What is the order during a lunar eclipse
a)
sun, moon, earth
b)
sun, earth, moon
27.
Why do globes lean sideways?
a)
To allow them to spin easier.
b)
To demonstrate the tilt of Earth's axis.
c)
To demonstrate the effects of gravity.
d)
To demonstrate day and night.
28.
What causes the seasons to change?
a)
The warming and cooling of Earth's core.
b)
The distance from the sun.
c)
Earth's tilt in relation to the sun.
d)
Earth's rotation on its axis.
29.
What causes the seasons to change?
a)
The warming and cooling of Earth's core.
b)
The distance from the sun.
c)
Earth's tilt in relation to the sun.
d)
Earth's rotation on its axis.
30.
What happens when the area in which you live tilts away from the sun?
a)
It is summer.
b)
It is spring.
c)
It is winter.
d)
It is fall.
31.
Why does the area around the equator stay the same temperature all year?
a)
The equator rotates slower than the poles.
b)
The equator remains the same distance from the sun.
c)
The equator always receives direct sunlight.
d)
The equator has 18 hour days.
32.
One rotation of Earth is equal to
a)
a day.
b)
a year.
33.
What is Earth's annual motion around the sun called?
a)
Rotation
b)
Revolution
34.
How long does Earth take to make a complete rotation?
a)
365 days
b)
24 hours
35.
If Earth rotated slower, we would have...
a)
shorter days.
b)
longer days.
c)
shorter years.
d)
longer years.
36.
What would seasons be like if Earth's axis were straight up and down?
a)
Seasons would be the same.
b)
Seasons would be more extreme.
c)
There would be no seasons.
37.
Which movement of Earth causes day and night?
a)
rotation
b)
revolution
38.
A[n] ______________ tide occurs when the sun is at right angles to the line between Earth and the moon.
a)
high
b)
neap
c)
low
d)
spring
39.
Differences in the moon's and sun's pull on different sides of the Earth cause _________.
a)
gravity
b)
lunar phases
c)
tides
d)
dabbing
40.
A[n] ___________ tide occurs when the sun, Earth, and the moon are nearly in a line.
a)
spring
b)
high
c)
low
d)
neap
41.
Tides are the cycle of rising and falling ocean water that repeats automatically every
a)
24 hours
b)
12.5 hours
c)
25 hours
d)
6.25 hours
42.
A neap tide is a tide with the greatest difference between low and high tides
a)
true
b)
false
43.
Wha type of tide would this arrangement of earth-moon-sun create?
a)
full moon tide
b)
new moon tide
c)
neap tide
d)
spring tide
44.
What type of tides would this arrangement of earth-moon-sun create?
a)
neap tide
b)
spring tide
c)
new moon tide
d)
full moon tide
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