Question

3. Find the number of elementary outcomes when
(a) a coin is tossed two times (b) a coin is tossed three times (c) a dice is thrown two time
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Answer 1

Answer:

C. Answer the following questions:-

1. What are the factors which keep us alive on the Earth?

ans:- The Earth's temperature,weather, atmosphere,water and many other factors keep us alive.

2. Why is the planet Earth called a Blue Planet?

ans:- The presence of water in a huge quantity makes Earth blue when it seen from the space. Because of this Earth is known as 'Blue Planet'.

3. What are the two movements of the Earth?

ans:- Rotation and Revolution are the two movements of the Earth.

4. What is the significance of the rotation of the Earth?

ans:- The rotation of the Earth causes day and night on different parts of the world.

5. What is a decade?

ans :- A span of 10 years is called a decade.

Step-by-step explanation:

C. Answer the following questions:-

1. What are the factors which keep us alive on the Earth?

ans:- The Earth's temperature,weather, atmosphere,water and many other factors keep us alive.

2. Why is the planet Earth called a Blue Planet?

ans:- The presence of water in a huge quantity makes Earth blue when it seen from the space. Because of this Earth is known as 'Blue Planet'.

3. What are the two movements of the Earth?

ans:- Rotation and Revolution are the two movements of the Earth.

4. What is the significance of the rotation of the Earth?

ans:- The rotation of the Earth causes day and night on different parts of the world.

5. What is a decade?

ans :- A span of 10 years is called a decade.