Channel 4 Learning


Homework High
Science
Science > Physics > The earth & beyond

We've found 362 questions on this subject

Next 10 questions

Questions 1 - 10

Click on a question to see a full answer

1. How long does it take light to travel from the Sun to Earth? When will Halley's Comet next be visable?(2061?)

2. Why do we think/ how do we know that the Sun is the centre of the solar system and the earth isn't?

3. Why do we think/ how do we know that the Sun is the centre of the solar system and the earth isn't?

4. Why is it that very few of the rocks that strike the Earth reach it's surface ?

5. We can see stars because they are light sources, they give out their own light. Explain why satellites can be seen in the clear night sky.

6. What is the use of satellites going in orbit around the earth?

7. how is the orbital time of a polar satellite different to that of a geostationery satellite?

8. Why is the gravitational attraction of the Moon stronger than that of the Sun, even though the Sun is larger than the Moon?

9. Why is the gravitational attraction of the Moon stronger than that of the Sun, even though the Sun is larger than the Moon?

10. Why is the gravitational attraction of the Moon stronger than that of the Sun, even though the Sun is larger than the Moon?

Page | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 |

Next 10 questions

Links
Channel 4 Science site

Science in Medicine
Leading edge medical science.

Science in Engineering
From transforming scrap to the frontiers of knowledge.