4. What is the pictures all about?
Why we experience day and night?
5.
6.
7. What is Earth’s rotation?
The movement of the Earth on its
axis. One rotation is equivalent to
24 hours or 1 day. Its direction is
from west to east, and it cause day
and night.
What is Earth’s revolution?
The movement of the Earth around
the sun. It takes 365 and 1/4 days or
1 year. It cause changes of the
Earth’s climate such as
summer,winter,autumn and spring.
8. LIST DOWN THE EFFECTS OF THE FOLLOWING EARTH’S MOVEMENT
Earth’s Rotation Earth’s Revolution
10. In a calendar , there are only 365
and ¼ days. Therefore, every four
years gain an extra day. The extra
day is added to February every
four years, February has 29 days.
The year with additional day is
called” leapyear”.
Science Fact
11. 1. The period of the earth’s rotation is equivalent to__________.
A. One month B. 24 weeks
C. One day D. 24 days
2. The earth turns on its axis from______________.
A. North to west B. South to north
C. East to west D. west to east
3. ________is the movement of the earth on its own axis.
A. Revolution B. circulation
C. Rotation D. direction
4. The earth’s revolution is completed every_________ days.
Encircle the letter of the correct
answer.
12. A. 365 B. 365 and ¼
C. 365 and ¾ D. 364 and ¼
5. Leap year happens every ________ years.
A. Two B. three
C. Four D. five
Encircle the letter of the correct
answer.
13. Column A Column B
1. The imaginary line in which the earth turns a. revolution
2. The turning of the earth on its axis b. rotation
3. The movement of the earth around the sun c. orbit
4. Twenty-four hours d. axis
5. The path that the earth follows as it revolves around the sun e. one day
f. 24 days
14. ASSIGNMENT
Draw / Illustrate the earth’s rotation and
revolution. Use a long bond paper, make
it colorful and be creative.
