Worksheets2018 Unit 8 Vocabulary
Total questions: 22
Worksheet time: 11mins
Name
Class
Date
1.
Imaginary line about which an object rotates
a)
axis
axis
axis
b)
equinox
c)
Gravitational attraction
d)
Neap tide
2.
Two times in the year when the Sun crosses the celestial equator resulting in equal hours of day and night
a)
axis
axis
axis
b)
equinox
c)
Gravitational attraction
d)
Neap tide
3.
Force of attraction between all masses in the universe, especially the attraction of the Earth's mass for bodies near its surface
a)
axis
axis
axis
b)
equinox
c)
Gravitational attraction
d)
Neap tide
4.
Occurs at the first and third (last) quarter Moon phases; the Sun is at a right angle to the Moon
a)
axis
axis
axis
b)
equinox
c)
Gravitational attraction
d)
Neap tide
5.
An imaginary line in which a three-dimensional object rotates around; the Earth spins on its axis
a)
Rotational axis
b)
Solstice
c)
Spring tide
d)
Tilt
6.
Two times in the year when the Sun reaches its highest or lowest point in the sky at noon resulting in the shortest or longest days of the year
a)
Rotational axis
b)
Solstice
c)
Spring tide
d)
Tilt
7.
Occurs at the full and new Moon phases; Earth, Moon, and Sun are in alignment pulling the water in the same direction
a)
Rotational axis
b)
Solstice
c)
Spring tide
d)
Tilt
8.
The slant of Earth’s axis, which is 23.5 degrees from vertical compared to Earth’s orbital plane around the Sun. As a result, the North Pole always points toward the North Star.
a)
Rotational axis
b)
Solstice
c)
Spring tide
d)
Tilt
9.
The rising and falling of the oceans due to the gravitational attraction of the Moon and Sun; usually occurs twice each day
a)
Tide
b)
Revolve;revolution
c)
Orbital path
Orbital path
Orbital path
d)
Seasons
10.
Move in an elliptical path around a center.
a)
Tide
b)
Revolve;revolution
c)
Orbital path
Orbital path
Orbital path
d)
Seasons
11.
The gravitationally-curved path of an object around a point in space.
a)
Tide
b)
Revolve;revolution
c)
Orbital path
Orbital path
Orbital path
d)
Seasons
12.
The four natural divisions of the year based on changes in temperature due to the varied amounts of sunlight (both intensity and number of daylight hours received) caused by the tilt of Earth during revolution.
a)
Tide
b)
Revolve;revolution
c)
Orbital path
Orbital path
Orbital path
d)
Seasons
13.
The Moon’s repeated pattern of movement and changes in appearance due to its position relative to the Earth and Sun.
a)
Lunar cycle
b)
Moon phase
c)
Waxing
d)
Waning
14.
The different shapes that the Moon seems to have as seen from Earth caused by the Moon’s orbit around Earth.
a)
Lunar cycle
b)
Moon phase
c)
Waxing
d)
Waning
15.
Growing or getting larger.
a)
Lunar cycle
b)
Moon phase
c)
Waxing
d)
Waning
16.
Weakening or getting smaller.
a)
Lunar cycle
b)
Moon phase
c)
Waxing
d)
Waning
17.
Shape of the Moon that is less than a quarter moon.
a)
Crescent Moon
b)
Gibbous Moon
c)
Full Moon
d)
New Moon
18.
Shape of the Moon that is greater than a quarter moon, but not full.
a)
Crescent Moon
b)
Gibbous Moon
c)
Full Moon
d)
New Moon
19.
Entire disk illuminated.
a)
Crescent Moon
b)
Gibbous Moon
c)
Full Moon
d)
New Moon
20.
The phase when the Moon is between the Sun and Earth and none of the illuminated portion is seen from Earth.
a)
Crescent Moon
b)
Gibbous Moon
c)
Full Moon
d)
New Moon
21.
Half of the disk is illuminated, and the cycle is in the waxing phase.
a)
First Quarter Moon
b)
Third Quarter Moon
c)
Full Moon
d)
New Moon
22.
Half of the disk is illuminated, and the cycle is in the waning phase.
a)
First Quarter Moon
b)
Third Quarter Moon
c)
Full Moon
d)
New Moon
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