Up above the sky || Class - 4 || EVS || Unit - 6 || Whiteboardweb

 

 

 

 

UNIT - 6

 

 

UP ABOVE THE SKY

 

 

 

 

 

1.The sun is a---- 

 

 

star

 

 

2.---- gives out heat and light of its own.

 

 

Sun

 

 

3.---- are heavenly bodies that shine in the sky

 

 

Stars

 

 

4.----- reflects the sunlight that falls on it.

 

 

Moon

 

 

5.What are planets?

 

 

Planets are heavenly bodies in the sky that revolve around the sun along a definite path. 

 

Eg : Earth

 

 

6.What are satellites?

 

 

Satellites are heavenly bodies that revolve around planets.

 

Eg : Moon

 

 

 7.The earth is a ----

 

 

planet

 

 

8.The moon is a ---- 

 

 

satellite

 

 

9.----- is the satellite of the earth

 

 

Moon

 

 

10.What is rotation ?

 

 

The spinning of the earth on its own axis is called rotation

 

 

11.What is revolution ?

 

 

The movement of the earth around the sun is called revolution.

 

 

12.Why is the moonlight not hot like the sunlight ?

 

 

The sun gives out heat and light.So we feel hot.But the moon do not give heat and light.Moonlight is the reflection of the sunlight.

 

 

13.What is meant by a day?

 

 

The earth takes 24 hours to complete one rotation.This is one day.

 

 

14.What is meant by an year?

 

 

The earth takes 365 1/4 days to move around the sun once.This is one year.

 

 

15.How do day and night occur?

 

 

The earth rotates on its  axis,and the part of the earth on which sunlight falls experiences day and the other part experiences night.

 

 

16. Heavenly bodies that revolve around planets are called ----

satellites

 

 

17.What is the difference between the sun and the moon ?

 

*Sun is a star .Moon is a satellite.

 

*Sun has heat and light of its own.Moon reflects sunlight that falls on it.

18.Write the name of the planets in the solar system ?

 

 

Mercury

 

 

Venus

 

 

Earth

 

 

Mars

 

 

Jupiter

 

 

Saturn

 

 

Uranus

 

 

Neptune

 

(There were nine planets at first .In 2006 scientists discovered that Pluto is not a planet,it is a dwarf planet)

Activity

Observe the moon from today and complete the table.