Quiz Unit 3A

Match the following large scale features of Earth to the tectonic environments (plate margins) in which they are found: A. Divergent Margin B. Convergent Margin C. Transform Fault Margin 1. The subduction zone underlying the Andes 2. The Mid-Atlantic Ridge 3. The San-Andreas strike slip fault

1:B, 2:A, 3:C

Match the following atmospheric compositions A. Mainly carbon dioxide B. Mostly Nitrogen and Oxygen C. Hydrogen and Helium 1. Earth's initial (primary) atmosphere 2. Earth's secondary atmosphere 3. Earth's modern day (tertiary) atmosphere

1:C, 2:A, 3:B

Select all of the true statements from the following: A. The dark areas we can see on the Moon (the Maria) consist of basalt B. The lighter areas of the Moon (the Highlands) consist of anorthosite C. The Highlands are more heavily cratered than the Maria D. The Maria formed before the Lunar Highlands

A, B, C

Earth's atmosphere is comprised of approximately how much nitrogen? A. 78% B. 21% C. 96% D. 4%

A. 78%

The lunar highlands are composed of a rock called A. Anorthosite B. Basalt C. Granite D. Hornblende

A. Anorthosite

Subduction occurs at A. Convergent margins B. Transform fault margins C. Strike-slip margins D. Divergent margins

A. Convergent margins

Which of the following are consumed during photosynthesis (select all that apply)? A. Sugar B. Carbon Dioxide C. Oxygen D. Water E. Nitrogen

B. Carbon Dioxide and D. Water

In general, Moon has more moonquakes than Earth has earthquakes. A. True B. False

B. False

The Earth's core is (select all that apply) A. Liquid in the centre B. Larger than the Moon C. Surrounded by an outer layer comprised of Nickel and Sulphur D. Hotter in its centre than the surface of Sun

B. Larger than the Moon and D. Hotter in its centre than the surface of Sun

Craters on the Moon are likely how many times the size of the impactor? A. 5 times B. 10 times C. 20 times D. 50 times

D. 50 times

Mercury's core is likely surrounded by a solid shell of A. Pure nickel B. Nickel and sulphur C. Iron and nickel D. Iron and sulphur

D. Iron and sulphur

Which of these spacecraft crashed into the surface of Mercury on April 30th 2015 at a speed of around 14,000 kph? A. Solaris B. Prometheus C. Mariner 10 D. Messenger

D. Messenger

The enormous cliffs on Mercury are thought to be caused by A. plate tectonics B. meteorite impacts C. volcanic activity D. contraction of the planet

D. contraction of the planet

Because it has less gravity than Earth, the Moon has a high escape velocity. True False

False

Carbon deposits on Mercury's surface are thought to account for its low _______________ . [one word that describes the proportion of light that gets reflected]

albedo - The correct term to describe the reflectivity of a planet's surface is albedo. Mercury's albedo is low, likely owing to deposits of carbon from comets.

An ___________________ environment is one that contains little to no oxygen.

anaerobic

The hypothesis that posits that the Moon formed at the same time as Earth, from the same material is called the ____________________ hypothesis.

condensation

Owing to the large size of its core, Mercury has a magnetic field that is roughly twice the strength of Earth's. True False

false

Rocks that contain holes caused by bubbles of gas (seen on the Moon!) are called ___________ rocks.

vesicular