P2f Solar System
description
Transcript of P2f Solar System
![Page 1: P2f Solar System](https://reader035.fdocuments.in/reader035/viewer/2022062511/54bbd0d34a7959fa3d8b457c/html5/thumbnails/1.jpg)
The Solar System
![Page 2: P2f Solar System](https://reader035.fdocuments.in/reader035/viewer/2022062511/54bbd0d34a7959fa3d8b457c/html5/thumbnails/2.jpg)
Birth of the Solar System
• Scientists think that our Sun and the planets orbiting it, could be the result of an ancient supernova
![Page 3: P2f Solar System](https://reader035.fdocuments.in/reader035/viewer/2022062511/54bbd0d34a7959fa3d8b457c/html5/thumbnails/3.jpg)
The Solar System (p60)
• Sun & planets formed from a swirling cloud of ______ & _____
• Planets held in orbit by Sun’s __________• Planets ________ light from the Sun• Planetary orbits are _____________ (oval)
![Page 4: P2f Solar System](https://reader035.fdocuments.in/reader035/viewer/2022062511/54bbd0d34a7959fa3d8b457c/html5/thumbnails/4.jpg)
The Solar System
![Page 5: P2f Solar System](https://reader035.fdocuments.in/reader035/viewer/2022062511/54bbd0d34a7959fa3d8b457c/html5/thumbnails/5.jpg)
The Solar System
• You need to be able to remember the order of the planets in the Solar System.
![Page 6: P2f Solar System](https://reader035.fdocuments.in/reader035/viewer/2022062511/54bbd0d34a7959fa3d8b457c/html5/thumbnails/6.jpg)
The Solar SystemMnemonic
MyVeryExcellentMotherJustSentUsNinePizzas
MercuryVenusEarthMarsJupiterSaturnUranusNeptunePluto
![Page 7: P2f Solar System](https://reader035.fdocuments.in/reader035/viewer/2022062511/54bbd0d34a7959fa3d8b457c/html5/thumbnails/7.jpg)
The Solar SystemMnemonic - Your turn!
MVEMJSUNP
MercuryVenusEarthMarsJupiterSaturnUranusNeptunePluto
![Page 8: P2f Solar System](https://reader035.fdocuments.in/reader035/viewer/2022062511/54bbd0d34a7959fa3d8b457c/html5/thumbnails/8.jpg)
The Solar System
Poor Pluto!• Only discovered in
1930• Smaller than
Earth’s moon• Too small to be a
real planet!• Now a ‘Plutoid’
![Page 9: P2f Solar System](https://reader035.fdocuments.in/reader035/viewer/2022062511/54bbd0d34a7959fa3d8b457c/html5/thumbnails/9.jpg)
The New Solar System
![Page 10: P2f Solar System](https://reader035.fdocuments.in/reader035/viewer/2022062511/54bbd0d34a7959fa3d8b457c/html5/thumbnails/10.jpg)
Centripetal Force
• The planets follow near-circular paths around the ____
• They are kept in orbit by the Sun’s ________
• This force towards the _______ of the circle is known as a centripetal force
![Page 11: P2f Solar System](https://reader035.fdocuments.in/reader035/viewer/2022062511/54bbd0d34a7959fa3d8b457c/html5/thumbnails/11.jpg)
Centripetal Force
• Without this _________ force pulling them towards the centre of their orbits, the planets would ____ _____ into space!
![Page 12: P2f Solar System](https://reader035.fdocuments.in/reader035/viewer/2022062511/54bbd0d34a7959fa3d8b457c/html5/thumbnails/12.jpg)
Light-Years
• A light-year is the distance that light travels in one year
Speed of light = 3 x 108 m/s
1 year = 31471200 seconds
1 light-year = ? metres
![Page 13: P2f Solar System](https://reader035.fdocuments.in/reader035/viewer/2022062511/54bbd0d34a7959fa3d8b457c/html5/thumbnails/13.jpg)
Manned Space Travel (p61)
• Read page 61• Discuss with your
neighbour & note down the problems with manned space travel
![Page 14: P2f Solar System](https://reader035.fdocuments.in/reader035/viewer/2022062511/54bbd0d34a7959fa3d8b457c/html5/thumbnails/14.jpg)
Manned Space Travel - Problems
![Page 15: P2f Solar System](https://reader035.fdocuments.in/reader035/viewer/2022062511/54bbd0d34a7959fa3d8b457c/html5/thumbnails/15.jpg)
Robotic Space Exploration
• Read page 61• Discuss with your
neighbour & note down the advantages of using robotic probes to explore space
![Page 16: P2f Solar System](https://reader035.fdocuments.in/reader035/viewer/2022062511/54bbd0d34a7959fa3d8b457c/html5/thumbnails/16.jpg)
Robotic Exploration - Advantages
![Page 17: P2f Solar System](https://reader035.fdocuments.in/reader035/viewer/2022062511/54bbd0d34a7959fa3d8b457c/html5/thumbnails/17.jpg)
Solar System - PREP
Using your notes, textbooks and the internet: www.bbc.co.uk/science/space/solarsystem/www.nasa.gov
Complete sections 1-3 on sheet P2f.1