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Posts Tagged ‘Class 8 Notes Social Studies OUP’

DOWNLOAD NOTES: SOCIAL STUDIES 3 PETER MOSS CLASS 8TH

DOWNLOAD NOTES: SOCIAL STUDIES 3 PETER MOSS CLASS 8TH CH:1 THE UNIVERSE   P:7

Question 1: Reasons for extreme temperature on various planet on the solar system?

Answer: The main reason for extreme temperature on various planets of the solar system are due to the distance from the sun. The another reason is the speed of rotation of the planet around the sun. If one side of the  planet is in shadow, then the temperature falls down and even gasses turn into liquid substances such as Nitrogen.

Question 2: Reasons for solar and lunar eclipses?

Answer: Sun Eclipses happen when moon comes in between the earth and the sun.

Moon eclipse happens when earth comes in between the sun and the moon.

WORKSHEET Chapter 1

Answer: Arrangement of the planets according to the distance from the sun:

(i) Mercury (ii) Venus (iii) Earth (iv) Mars (v) Jupiter (vi) Saturn (vii) Uranus (viii) Neptune

Answer: Solar system bodies matched with their features:

a. iii, b. v, c. i, d. ii, e. iv

3. Correct answer:

Light travels at a seed of over 1 billion km

The hubble telescope … 600 km

The planet nearest to … Venus

The planet furthest from the sun … Neptune

The force of gravity … half

4. Statement are true or false:

a. Pluto is not a: True

b. Venus is a : True

c. Chandra is a natural: False

d. Saturn can be: True

e. A solar eclipse: True