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Sunday 11 October 2020

science

 Star navigating questions. 


Kia ora today for science we are answering questions about navigation in space. We are answering question in our blog.  Were going to research the questions and answer them on our blog. 



1.What is a solar system?  Solar system is a collection of planets and their moons in orbit round the sun, together with smaller bodies in the form of space rocks, meteoroids, and comets.  space rocks aka asteroids.  


2. What is the milky way and example of? The milky way is the galaxy in which we live in. It is a spiral shaped (large star system/large group of things) that contains (more than two hundred) billion starsincluding our SunIt is about 100,000 (multiples of 6 trillion miles) across and about 10,000 (multiples of 6 trillion miles) thick.

3. Stars die because they run out  nuclear fuel. Really huge stars use up their hydrogen fuel quickly, but hot enough to fuse heavier elements such as helium and carbon. Once their is no fuel left the stars collapses and the outer layers explode as a supernova.

4.  Find 3 facts about the black hole:
  • Dying stars to stellar black hole. 
  • There are three categorise of black holes. 
  • Categories of black holes. Stellar, intermediate, supermassive, miniature.  
 

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