Download Origin and Formation of Earth Homework Sheet 1 Due

Origin and Formation of Earth
Homework Sheet 1 Due: …… / …… / 20……Week 4
This sheet is to be placed in your homework folder and handed in for marking on the due date. Keep all
completed sheets in your homework folder as they will make an excellent study resource. Credit will be given
for completed homework sheets. Some research may be necessary to answer all questions “it wasn’t in my
book” will not be accepted as a satisfactory excuse.
Vocabulary List:
Write the meanings of the following words:
Universe…………………………………………………………………………………………………………
planet …………………………………………………………………………………………………………….
asteroid…………………………………………………………………………………………………………..
comet……………………………………………………………………………………………………………..
star………………………………………………………………………………………………………………….
constellation ………………………………………………………………………………………………….
galaxies ………………………………………………………………………………………………………….
nebulae…………………………………………………………………………………………………………..
Crustal plate……………………………………………………………………………………………………
Faulting ………………………………………………………………………………………………………….
Folding ……………………………………………………………………………………………………………
Volcanoes……………………………………………………………………………………………………….
Seismograph………………………………………………………………………………………………….
Earthquake……………………………………………………………………………………………………..
Fossil……………………………………………………………………………………………………………….
Lithosphere…………………………………………………………………………………………………….
Hydrosphere……………………………………………………………………………………………………
Biosphere………………………………………………………………………………………………………..
Cyclones………………………………………………………………………………………………………….
Sediment…………………………………………………………………………………………………………
White dwarf…………………………………………………………………………………………………….
Pulsating star………………………………………………………………………………………………….
Atmosphere…………………………………………………………………………………………………….
Asthenosphere……………………………………………………………………………………………….
Crust……………………………………………………………………………………………………………….
Mantle……………………………………………………………………………………………………………
Inner core……………………………………………………………………………………………………….
Outer core………………………………………………………………………………………………………
Homework Sheet 2 Due: …… / …… / 20……Week 5
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1. Ptolomy and Copernicus were ancient astronomers. Describe their versions of how our
solar system was arranged.
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2. Outline (briefly) the “Big Bang Theory” of formation of the universe.
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3. State two pieces of evidence that support the Big Bang Theory.
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4. Describe how a student could show experimentally that parts of the universe are
expanding at different rates.
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5. It is sometimes said that that when we look at the stars we are ‘looking back into history”.
Explain this statement.
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Homework Sheet 3 Due: …… / …… / 20……Week 6
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1. Log on to the internet.Go to
www.bbc.co.uk/schools/gcsebitesize/science/aqa/radiation/originsrev1.shtml
Read the information and follow the animations for pages 1-3 inclusive to complete the
questions.
(a) State the piece of evidence that gives support to the Big Bang Theory.
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(b) The universe began approximately ……………………….years ago.
(c) Give a reason for the existence of cosmic background radiation.
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(d) Explain how light from distant galaxies is red-shifted.
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2. The earth receives lots of information from space. Make a list of the sort of information
that arrives at the earth for us to detect.
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3. Optical telescopes obtain information about the universe by collecting information from
the ……………………………………. section of theelectromagnetic spectrum. ……………
waves are another section of the electromagnetic spectrum and their energy is detected by
……………………………………… some telescopes collect information as heat maps using
information from the ……………….…………………..section of the electromagnetic
spectrum.
4. State the role of the Hubble Space telescope.
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5. Complete the table below:
Evidence for the Big Bang Theory
Interpretation (what it implies)
Homework Sheet 4 Due: …… / …… / 20……Week 7
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1.Use diagrams to describe a possible life cycle of a star.
2. List some information about each of the following stars or structures.
black hole……………………………………………………………………………………….
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black dwarf…………………………………………………………………………………….
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Supernova………………………………………………………………………………………
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red giant…………………………………………………………………………………………
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Nebula…………………………………………………………………………………………..
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white dwarf……………………………………………………………………………………..
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3. Describe how the brightness of a star is measured.
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4. Describe two main pieces of evidence to support the theory of continental drift.
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Homework Sheet 5 Due: …… / …… / 20……Week 8
1. Create a mind map that summarises the information about space from this
topic. Remember to:
Write the topic in the centre of the page
Add curved branches to hold the key sub-topics and information
Add detail to each branch
Use nouns, verbs and adjectives
Add symbols, pictures and colour
2. Draw a labelled diagram of the Earth’s inner structure. Be sure to label each of the
internal layers (use inner core, outer core, mantle, crust).Indicate the relative thickness of
each layer with measurements.
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Homework Sheet 6 Due: …… / …… / 20……Week 9
1. Describe two pieces of evidence which suggests that all the continents were at
some stage joined in a supercontinent
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2. Outline using a diagram how convection currents and gravitational forces
within the earth’s mantle can contribute to the movement of crustal plates.
3. A continental plate moves 5 centimetres each year. Predict how far it will move in 100
years, and in 20 million years from now?
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