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EOSC326 Midterm A
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Graded Midterm Exam A: EOSC 326 98A 2022S1 Earth and Life Through Time 2022-05-30, 4:29 PM! This quiz has been regraded; your score was not affected.
Graded Midterm Exam A
Due May 24 at 11p.m. Points 20 Questions 19
Available May 20 at 7a.m. - May 24 at 11p.m. 5 days Time Limit 30 Minutes
Instructions
This is a formal Midterm Exam that consists of 19 questions (20 points total) and runs for 30 minutes.
It must be taken in one sitting. DO NOT OPEN THIS EXAM UNTIL YOU ARE READY TO TAKE IT.
In order to make sure you get your full allowed time, you need to begin the quiz at least 30 minutes
before the due date and time. This is because Canvas will submit it automatically at the closing time,
even if you are in the middle of writing it with time still available on the clock!
If you lose your internet connection or your computer shuts down during the exam, log back
in as quickly as you can and keep going. Your exam will not be reset for these sorts of
reasons.
This Exam is 'open book'. You may look at the course materials while you take the exam. That said,
keep an eye on the time. If you try to look up too many things, you will run out!
Good luck!
This quiz was locked May 24 at 11p.m..
Attempt History
Attempt Time Score Regraded
LATEST Attempt 1 30 minutes 15.5 out of 20 15.5 out of 20
Score for this quiz: 15.5 out of 20
Submitted May 24 at 2:47p.m.
https://canvas.ubc.ca/courses/95005/quizzes/494916?headless=1 Page 1 of 15
, Graded Midterm Exam A: EOSC 326 98A 2022S1 Earth and Life Through Time 2022-05-30, 4:29 PM
This attempt took 30 minutes.
Question 1 pts
Correctly complete the following sentence. The concept of heating iron
spheres to determine the age of the Earth was initially applied
because…
the Earth was thought to be composed entirely of iron.
the Earth was initially thought to be entirely frozen.
the rate at which salt water could cool iron was thought to be equivalent
to the age of the Earth.
the Earth was thought to contain trace levels of iron.
Correct! the Earth was initially thought to be a hot molten mass.
Question 2 pts
Which of the following statements is FALSE?
Minerals are naturally occurring.
Correct! Minerals have a highly disorganized atomic structure.
Minerals have specific physical properties.
https://canvas.ubc.ca/courses/95005/quizzes/494916?headless=1 Page 2 of 15
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