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

 

 

 

 

 

1.---- is the earth's only natural satellite ?

 

 

Moon 

 

 

2.The distance from earth to moon is ----

384403  km

 

 

3.How is the surface in the moon?

 

 

Full of rocks,pits and hills 

4.How much time did the moon to take one revolution around the earth ?

 

 

27.3days

 

 (Moon takes 27.3 days to one rotation)

 

5.Which is the first man made object,that reached the moon ?

 

 

 Luna 2 (In 1959)

 

 

6.When did man land on moon at first?

 

 

1969 July 21

 

 

7.Who is the first man to land on the moon ?

 

 

Neil Armstrong

 

 

8.----- is the spaceflight that first landed humans on the moon

 Appollo  11

 

 

9.Who were the 3 crew members of Appollo 11?

 

 

 Neil Armstrong,Michael Collins,Edwin Aldrin

 

10.Moon day is observed on ?

 

 

July 21 

 

 

11Which is the first Indian lunar space mission ?

 

 

Chandrayaan - 1 

 

12.What is an eclipse ?

 

 

An eclipse takes place when a celestial body is temporarily obscured by another celestial body or by its shadow.

 

 

13.Lunar eclipse happens on Full moon day and solar eclipse happens on new moon day.

 

14.What is lunar eclipse ?

 

 

A lunar eclipse happens when earth passes between the Sun and the Moon.

 

A partial lunar eclipse happens when a part of the moon enters earth's shadow. 

 

15.What is solar eclipse? 

 

 

A solar eclipse occurs when the moon moves between the sun and earth.

 

A total solar eclipse happens when the sun,moon,and earth are perfectly aligned.Total solar eclipse happen about every 16 months.

16.What are artificial satellites ?

 

 

Artificial satellites are  satellites made by man and sent to space for various purposes.

17.Write the name of artificial satellites launched by India?

 

 

Aryabhatta,EDUSAT,INSAT

18.What are the uses of artificial satellites?

 

 

*communication

 

 

*weather forecast

 

 

*transportation

 

 

 

19.The full moon day occurs 14  days after a new moon day.There are 28 days between one full moon day and next full moon day

 

 

20.Why is the moonlight not hot like the sun ?

 

Moon can't produce its own light.The moon only reflects the sunlight that falls on it.

 

 

21.From the earth we can see only one part of the moon .Why?

 

 

Because the moon take same time for one rotation and revolution around the earth. 

22.Why not an eclipse at every full moon and new moon ?

 

 

The moon's orbit is inclined to earth's orbit by about 5 degrees 

23.India's first educational satellite?

 

EDUSAT

 

 

24 first artificial satellite of India?

 

Aryabhatta

 

Activity

 

 

Prepare questions for moon day quiz ?

 

 

 

Prepare a short note about Chandrayaan mission

 

Chandrayaan - 1,India's first mission to moon,was launched successfully on October 22,2008 from Sriharikotta....