Worksheet on facts about the universe contains various types of questions on the earth and its neighbors, sky, moon and its phases and stars.
We know the earth is made up of land, water & air. The earth moves on its axis from west to east once in 24 hours.
I. Fill in the blanks:
(i) _______ part of the earth’s surface is made up of water.
(ii) The imaginary line that passes through the earth is called the _______.
(iii) The _______ of the earth causes day and night.
(iv) During the _______ moon phase, the moon is not visible.
(v) Groups of stars form different patterns called _______.
II. Answer the following in brief:
(i) Why is the sun very important to the earth?
(ii) Why does the moon appear to shine though it has no light of its own?
(iii) Why does the moon appear to change its shape?
(iv) Why do the stars appear tiny to us?
III. Write ‘True’ and ‘False’ against each statement:
(i) The earth rotates on a real axis.
(ii) Ten planets move round the sun.
(iii) The nearest star to the earth is the sun.
(iv) The moon has many shapes.
(v) The stars are made up of hot gases.
IV. Match the columns:
Column A Column B
(i) Rotation of the days (a) 365
(ii) Constellation (b) 14
(iii) Revolution of the earth (c) 1 day
(iv) New moon to full pattern (d) star pattern
V. Circle the correct answer:
(i) Pluto/Jupiter is the farthest of all planets.
(ii) Only one-fourth part of the earth’s surface is covered with water/land.
(iii) The sun/moon is bigger than the earth.
(iv) Rotation/Revolution causes day and night on the earth.
(v) The moon/sun is a satellite of the earth.
Check the answers of the worksheet on facts about the universe:
I. (i) one-fourth
II. (i) The sun is very important to the earth because it gives us heat and light.
(ii) The moon appear to shine though it has no light of its own because it reflects the sunlight falling on it.
(iii) The moon appears to change its shape because the earth revolves around the sun and the moon revolves around the earth due to these the positions of the earth and the moon change constantly.
(iv) The stars appear tiny to us because they are very far away from the earth.
III. (i) True
IV. Column A Column B
(i) Rotation of the days (c) 1 day
(ii) Constellation (d) star pattern
(iii) Revolution of the earth (a) 365
(iv) New moon to full pattern (b) 14
V. (i) Pluto