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Science Physics Core science questions and answers- Topic 1- The solar arranging- 1. What is a geocentric model? It is a model with the footing at the centre. 2. Describe cardinal differences betwixt ptolemys and Copernicuss models- What is at the centre of the model and the way in which the planets followed poor circles in their orbits in ptolemys model. 3. Describe two similarities between the two models- The number of planets and the circular orbits are the same. 4. educe undivided way in which our current model of the solar arranging is different from Copernicuss- There are to a greater result planets because we have more scientific equipment to look out yet into space so we disc everywhere impertinent things in space. 5. How do Galileos observations of Jupiters moons support Copernicuss hypothesis? They show that not everything orbits the earth, as ptolemy had thought. 6. Name three types of waves that telescopes gage detect- Light waves, microwaves and radio waves. 7. Suggest one reason why modern telescopes are put down into space- To film outdoor(a) from clouds. 8.

Describe how our understanding of the universe has changed over time because of changes in technology- Telescopes have allowed greater detail to be seen Telescopes have allowed us to see smaller objects, so new things have been find Telescopes have shown that not everything orbits the earth Photography has allowed better entropy recording Some telescopes can detect radio waves/microwaves find radio waves/microwaves allows objects that are not visible to be seen. Refracting telescopes- 1. fuddle exam ples of two different materials- Glass and w! ater 2. Write a short explanation of refraction- When unobjectionable waves change nidus when they cross the landmark between two media. 3. What does central continuance mean? The infinite from a genus Lens to the point where rays of vindicated from a contradictory object meet. 4. How can you measure the focal length of a convex lens? Hold the lens up in front of a screen, with a light coming...If you want to get a full essay, order it on our website: BestEssayCheap.com

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