Talofa welcome back to my blog, today in science we are learning about navigation in space.
Today Mr Reizinger showed us what the biggest thing is in the planet is and how far it is.We also have some questions to answer about navigation in space.
here are the questions.
The difference between Galaxy, Universe and the Solar System?
1.Galaxy
The Galaxy, Universe and the Solar System has different heart of anostary.
2.Solar System
The difference is that the solar system consists a star, the sun and the objects affected by the gravity.
3. Univerese
The universe is the largest of these three concepts. All things in the universe include's galaxy and the solar system.
2.What is a star? What is a nebula?
What is a star?
a star is a shiny thing that shines at night. So when it's night you can go outside with a telescope and look at the stars shining in the sky.
What is a nebula?
A nebula is a cloud of dust and gas in space that makes stars.
3.How does a star die?t
The star dies because they exhaust nuclear fuel. Really massive stars use up there hydrogen fuel quickly.
4. Is there are up or down in space?
There is no up or down in space because it will be really confusing and it could mess with your mind.
5. How can stars be used to navigate?
Stars can be navigation for sailors because sometime sailors forget how to get back to shore,So the navigation star helps the sailor get back to shore.
Hope you enjoyed the blog. See you next time.
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