Find out correct answers. 1.How many planets in the solar system?
2.Who was the first person on the Moon?
3.Who is Yuri Gagarin? True/False.

4.Transport and factories are main causes of smog in the city. True/False

5.The Sun is the biggest star in the world? True/False
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1. How many planets are there in the Solar System?

There are eight planets in the Solar System.

2. Who was the first person on the Moon?

Neil Armstrong became the first human to step on the moon.

3. Who is Yuri Gagarin?  

He is the first man to travel into space.

4. Transport and factories are main causes of smog in the city.

True

5. The Sun is the biggest star in the world?

False. There are a lot of stars which are much bigger.