Earth, Sun & Moon Worksheet-1

Earth, Sun & Moon Worksheet-1

 

Multiple-Choice Question:

  1. How many planets are there in our solar system?

(A) Eight                      (B) Six                          (C) Seven

 

  1. The Earth is a ____ solid sphere.

(A) Hollow                  (B) Non uniform         (C) Heavy

 

  1. Which of the following layer forms the centre of the Earth?

(A) Core                       (B) Mantle                  (C) Crust

 

  1. When a volcano erupts, magma comes out from:

(A) Mantle                  (B) Core                       (C) Crust

 

  1. What is the Sun?

(A) A planet                (B) A galaxy                (C) A star

 

  1. Which of the following is sometimes seen during a solar eclipse?

(A) Sun’s centre         (B) Sun’s surface       (C) Corona

 

  1. Which of the following statement is correct about the Sun?

(A) Hydrogen constantly changes into helium and releases heat and light energy

(B) Helium constantly changes into hydrogen and releases heat and light energy

(C) Mixture of gases like nitrogen, Carbon dioxide and oxygen get converted into heat and light energy

 

  1. How much time does Venus takes to complete one revolution?

(A) 223 days               (B) 224 days               (C) 225 days

 

  1. It is the fourth planet in the solar system. It appears red due to the presence of enormous amount of rusted iron dust. It is also known as “RED PLANET.” Its atmosphere contains lot of carbon dioxide and small amount of oxygen and water vapour. Identify the planet.

(A) Mars                      (B) Jupiter                  (C) Saturn

 

  1. It is the seventh planet in the solar system. It appears bluish-green in colour due to the presence of methane gas in its atmosphere. Identify the planet.

(A) Saturn                   (B) Venus                    (C) Uranus

 

Answer Key:

(1)-(A); (2)-(B); (3)-(A); (4)-(A); (5)-(C); (6)-(C); (7)-(A); (8)-(B); (9)-(A); (10)-(C)