WorksheetsEarth's Motion
Total questions: 31
Worksheet time: 1hrs 3mins
Name
Class
Date
1.
Planets orbit the Sun in a shape called a(n)
a)
circle
b)
ellipse
c)
focus
d)
perihelion
2.
An ellipse is drawn around two points called
a)
aphelion
b)
perihelion
c)
foci
d)
axis
3.
The place where a planet is closest to the Sun as it orbits the Sun is called the
a)
perihelion
b)
aphelion
4.
The place where a planet is farthest away from the Sun in its orbit around the Sun is called the
a)
aphelion
b)
perihelion
5.
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
6.
A planet moves __________ when it is farthest from the sun.
a)
faster
b)
slower
7.
Kepler's first law states that the orbits of the planets are oval in shape or
a)
ellipses
b)
perfect circles
8.
Kepler's third law of planetary motion describes a relationship between the
a)
shape of orbit and location of Sun.
b)
orbital velocity and position in orbit
c)
distance from the Sun and length of year.
d)
path of epicycle and position.
9.
The measure of how stretched out an ellipse is, is referred to as
a)
Gravity
b)
Weight
c)
Mass
d)
Eccentricity
10.
The Earth completes one of these every 365.25 days
a)
rotation
b)
revolution
11.
This is the reason we experience day and night
a)
rotation
b)
revolution
12.
Takes about 24 hours to complete one
a)
rotation
b)
revolution
13.
The seasons change as the Earth orbits around the sun
a)
rotation
b)
revolution
14.
The EARTH REVOLVES around the:
a)
Sun
b)
Moon
c)
The Earth doesn't revolve
d)
The sun rotates
15.
The Earth spins on a tilted angle called a (an)
a)
Axis
b)
Invert
c)
Revolution
d)
Bounce
16.
The hemisphere where you live.
a)
equator
b)
southern
c)
northern
d)
eastern
17.
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.
18.
Which season is taking place in the Northern Hemisphere in Position 3?
a)
Winter
b)
Spring
c)
Summer
d)
Fall
19.
Which season is taking place in the Northern Hemisphere in Position 4?
a)
Winter
b)
Spring
c)
Summer
d)
Fall
20.
What causes the season to happen on earth?
a)
the sun
b)
the moon
c)
tilt of the earth on its axis
d)
the rotation around the sun
21.
Because the earth revolves around the sun on a tilted axis...
a)
we have seasons
b)
we see different constellations in the sky different times of year
c)
the vertical ray of the sun travels from 23.5N to 23.5S
d)
All of the above
22.
The earth's tilt is ______________degrees.
a)
0
b)
90
c)
23.5
d)
41
23.
Spinning of the Earth on its axis is called...
a)
rotation
b)
revolution
c)
orbit
d)
double axis
24.
What motion of the Earth takes 365 days?
a)
Rotation
b)
Tilting
c)
Revolution
d)
Spinning
25.
Eastern North Carolina is warmest during the summer because
a)
that is when it is closest to the sun
b)
that is when it is recieving the most direct sunlight
c)
that is when it is receiving the least direct sunlight
d)
that is when it is furthest from the sun
26.
The Earth's axis changes direction (but the angle does NOT change).
a)
Nutation
b)
Precession
c)
Barycenter
d)
Revolution
27.
During precession, the Earth wobbles a little. This DOES change the angle of the axis.
a)
Nutation
b)
Precession
c)
Barycenter
d)
Revolution
28.
This image shows
a)
barycenter
b)
precession
c)
nutation
d)
elliptical orbits
29.
The red line in this image shows
a)
nutation
b)
precession
c)
barycenter
d)
elliptical orbits
30.
The Earth's axis is tilted _____ degrees.
a)
23.5
b)
25.3
c)
30.2
d)
24
31.
Sunlight hits Earth’s surface most directly at the _______. Because of this, this particular area doesn't experience seasons.
a)
north pole
b)
south pole
c)
equator
100 %
