Answ - 1 January 28, 2010 Name:_ANSWERS_ Student Number:_...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
1 January 28, 2010 Name:____ ANSWERS_ ___________ Student Number:__________________________ York University DIVISION OF NATURAL SCIENCE The EARTH and its ATMOSPHERE NATS 1750 6.0 Winter Term QUIZ #1 - TOTAL MARKS = 60. PART A: Multiple Choice (25 marks) Circle the letter beside the most correct answer. Each answer is worth 1 mark. 1. The theory describing the formation of the Solar System is called: (a)The Accretion of Planetesimals (b) The Origin of the Species (c) The Big Bang theory => (d) The Nebular hypothesis (e) The Theory of Stellar Formation. 2. One micron is equal to: (a) 10 -9 m => (b) 10 -6 m (c) 10 -3 m (d) 10 millimetres (e) one thousand metres. 3. In terms of powers of 10, when we multiply 100 million by 10 billion we get: (a) 10 14 (b) 10 15 (c) 10 16 (d) 10 17 => (e) 10 18 . 4. On Mercury: (a) one day, from sunrise to sunrise, lasts all year => (b) one day, from sunrise to sunrise, takes two Mercurian years (c) one day, from sunrise to sunrise lasts forever, since the same side of Mercury always faces the Sun (d) one day from sunrise to sunrise takes two Earth years (e) one day from sunrise to sunrise takes 176 Earth hours. 5. Trans-Neptune Objects, or TNO’s, include: (a) KBO’s and SDO’s (b) KBO’s, SDO’s and Sedna (c) KBO’s, SDO’s and the Oort Cloud => (d) KBO’s, SDO’s, Sedna and the Oort Cloud (e) KBO’s, SDO’s, Sedna, all Dwarf Planets and the Oort Cloud.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2 6. The name of the dwarf planet orbiting within the asteroid belt is: (a) Eris => (b) Ceres (c) Phobos (d) Sedna (e) Pluto. 7. The planet that appears to be tilted over on its side is: (a) Venus (b) Jupiter (c) Saturn => (d) Uranus (e) Neptune. 8. The age of the planets of the Solar System is approximately: => (a) 4.6 billion years (b) 0.6 million years (c) 200 million years (d) 1 Astronomical Unit (e) None of the above. 9. We say that Earth is a differentiated planet because: (a) it is different from all other planets (b) distinct continents and ocean basins exist => (c) the crustal rocks have a lower density than mantle rocks (d) the inner core is solid while the outer core is liquid (e) it is the only planet with surface water and life. 10. The energy driving all Earth systems come from: (a) the Sun (b) radioactivity inside Earth (c) primordial heat (left over from the early accretion period) (d) the Sun, the wind and Earth’s magnetic field => (e) all of the above except (d). 11.
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 7

Answ - 1 January 28, 2010 Name:_ANSWERS_ Student Number:_...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online