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Midterm

AST101H1 Study Guide - Midterm Guide: The Features, Ecliptic, The Crust


Department
Astronomy & Astrophysics
Course Code
AST101H1
Professor
Michael Reid
Study Guide
Midterm

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UNIVERSITY OF TORONTO
ASTRONOMY 101H1F MIDTERM TEST--SOLUTIONS
THURSDAY, OCTOBER 6, 2011
DURATION: 45 MINUTES
TOTAL MARKS: 35
NO AIDS ALLOWED
UTORID: _________________________________
CIRCLE YOUR TUTORIAL SECTION BELOW:
Monday Tuesday Wednesday
10:00 0101 -- Yevgeni 0102 -- Stephen 0701 -- JD 0702 -- Eric 1201 -- Stephanie 1202 – Nick
11:00 0201 -- Yevgeni 0202 -- Stephen 0801 -- Nathan 0802 -- Eric 1301 -- Stephanie 1302 – Nick
12:00 0301 -- Charles 0302 -- Eve 0901 -- Nathan 0002 -- Eve 1401 – JD 1402 – Nick
13:00 0401 -- Charles 0402 -- Eve 1001 -- Adam 1002 -- Dan 1501 – Stephanie 1502 – Dan
14:00 0501 -- Yevgeni 0502 -- Stephen - - 1601 – JD 1602 – Dan
15:00 601 -- Charles 602 -- Eric 1101 -- Nathan 1102 -- Adam - -
Instructions:
1. ON THIS PAGE: Fill in your UTorID (e.g. smithm1) and circle your tutorial section.
2. ON THE NEXT PAGE: Fill in your name (as it appears on ROSI), your student number, and
your UTorID (e.g. smithm1).
3. ON THE SCANTRON CARD: Fill in your last name, first initial, and student number in the
spaces given and, using pencil, darkly shade in the corresponding bubbles. Then sign the card.
4. For each multiple choice question, mark your answer in pencil on the Scantron card by darkly
shading the appropriate bubble. All answers to multiple choice questions must be transferred to
the Scantron card. Under no circumstances will answers to multiple choice questions written on
this paper be accepted.
5. Answer short answer questions in the spaces provided. Answers written in pencil will not be re-
marked.
6. Mark values are indicated with each question.
7. Make sure that your midterm has 9 pages.
AST 101 MIDTERM 1, FALL 2011 PAGE 1 OF 9

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NAME: __________________________________
UTORID: ________________________________
STUDENT NUMBER: _____________________
Question Marks
A1-A20 (MC) /20
B1 /4
B2 /1
B3 /5
B4 /5
Total /35
AST 101 MIDTERM 1, FALL 2011 PAGE 2 OF 9

Only pages 1-3 are available for preview. Some parts have been intentionally blurred.

PART A: Multiple choice questions. CIRCLE THE MOST CORRECT ANSWER (1 mark each)
1. One hundred light-minutes is approximately:
(a) The distance between the Sun and the nearest star.
(b) The diameter of the Earth.
(c) The distance between the Earth and the Moon.
(d) The distance between the Sun and Jupiter.
(e) The time it takes light to go from the Sun to the Earth.
2. Seen from outside the solar system, the arrangement of the planets in our solar system most
closely resembles:
(a) a straight line
(b) a sphere
(c) a cylinder
(d) a disk
(e) a cube
3. In addition to having orbits filled with many small bodies, dwarf planets often have:
(a) Orbits which are tilted relative to those of the rest of the planets.
(b) Very thick atmospheres.
(c) Bumps and bulges, like potatoes.
(d) Orbits which pass very close to the Sun.
(e) Dozens of moons.
4. Let's say we look at two distant galaxies, Galaxy A and Galaxy B. Galaxy B is twice as far
away as Galaxy A. In that case, we see:
(a) Galaxy B looking twice as young as Galaxy A
(b) Galaxy B at an earlier time in the history of the universe than Galaxy A
(c) Galaxy B looking twice as old as Galaxy A
(d) Galaxy B looking two times dimmer than Galaxy A.
(e) None of the above.
5. Which of the following is NOT a falsifiable hypothesis:
(a) The number of stars in the Galaxy is more than the number of grains of sand on an average
beach volleyball court.
(b) Most people would say that they enjoy eating pizza.
(c) 70% of people injected with the influenza virus will become ill.
(d) Stars are made of hydrogen gas.
(e) The Milky Way galaxy is very large.
AST 101 MIDTERM 1, FALL 2011 PAGE 3 OF 9
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