Question 1

In 1994,the comet Shoemaker-Levy crashed with spectacular results into _______________.

Accepted Answer

A)  Earth 
B)  Mars 
C)  Earth's Moon 
D)  Jupiter 
E)  Venus 
A)  Earth 
B)  Mars 
C)  Earth's Moon 
D)  Jupiter 
E)  Venus

Question 2

Within the asteroid belt an asteroid collision ____________.

Accepted Answer

A)  can knock an asteroid toward an area of extra gravitational acceleration 
B)  is rare but spectacular with an impact of 16,000 km/h 
C)  can result in an orbital path that is more likely to collide with a planet 
D)  all of these are correct 
A)  can knock an asteroid toward an area of extra gravitational acceleration 
B)  is rare but spectacular with an impact of 16,000 km/h 
C)  can result in an orbital path that is more likely to collide with a planet 
D)  all of these are correct

Question 3

The relative numbers of incoming space debris are not related to their size.

Accepted Answer

A) True 
 B)False

Question 4

What is the pseudonym for the impact site (crater)in Haughton,Nunavut?

Accepted Answer

A)  Tropical wonderland 
B)  Mars on Earth 
C)  "Large Hill" 
D)  "The other side" 
E)  K/Pg crater 
A)  Tropical wonderland 
B)  Mars on Earth 
C)  "Large Hill" 
D)  "The other side" 
E)  K/Pg crater

Question 5

The space between Mars and Jupiter is occupied by ________.

Accepted Answer

A)  bolides 
B)  asteroids 
C)  meteorites 
D)  comets 
E)  ejecta 
A)  bolides 
B)  asteroids 
C)  meteorites 
D)  comets 
E)  ejecta

Question 6

The North magnetic pole ________________.

Accepted Answer

A)  exactly coincides with the north geographic pole 
B)  oscillates between the Canadian Arctic and Antarctica every year 
C)  has been in Canadian territory since its discovery 
D)  is currently in Siberia 
A)  exactly coincides with the north geographic pole 
B)  oscillates between the Canadian Arctic and Antarctica every year 
C)  has been in Canadian territory since its discovery 
D)  is currently in Siberia

Question 7

Evidence of massive flood basalt volcanism at the end of the Cretaceous period likely contributed to the massive extinction.

Accepted Answer

A) True 
 B)False

Question 8

The major types of meteorites are either iron-rich or stony.

Accepted Answer

A) True 
 B)False

Question 9

Most of the meteorites collected on the Earth's surface are iron-rich.

Accepted Answer

A) True 
 B)False

Question 10

Clusters of asteroids such as the Apollos have orbits that intersect Earth's orbit;there are more than a thousand mountain-sized Apollo asteroids that could hit the Earth.

Accepted Answer

A) True 
 B)False

Question 11

Halley's comet contains carbon (C),hydrogen (H),oxygen (O),and nitrogen (N)in ratios similar to that in the human body.

Accepted Answer

A) True 
 B)False

Question 12

The central uplift in a complex crater is formed:

Accepted Answer

A)  when fractured walls fall into the centre,creating a hill in the middle of the crater. 
B)  after impact when the melted material and uplifted debris settle down into the middle of the crater. 
C)  when the rock beneath the crater rebounds,causing the centre of the floor to rise. 
D)  when an impact causes such a high temperature only at the periphery of the crater,so the centre of the crater stays stable while the material beside the walls is liquefied and vaporized. 
E)  when earth material washed from the steep crater walls is deposited at the central area of the crater. 
A)  when fractured walls fall into the centre,creating a hill in the middle of the crater. 
B)  after impact when the melted material and uplifted debris settle down into the middle of the crater. 
C)  when the rock beneath the crater rebounds,causing the centre of the floor to rise. 
D)  when an impact causes such a high temperature only at the periphery of the crater,so the centre of the crater stays stable while the material beside the walls is liquefied and vaporized. 
E)  when earth material washed from the steep crater walls is deposited at the central area of the crater.

Question 13

The Whitecourt crater is the only crater in Canada where meteorites have been found.

Accepted Answer

A) True 
 B)False

Question 14

A comet's tail results from the increased speed that a comet attains as it nears the Sun,leaving some particles behind because of the acceleration of the main mass of the comet.

Accepted Answer

A) True 
 B)False

Question 15

The impact mechanism for the Chelyabinsk and Tunguska events are the same.

Accepted Answer

A) True 
 B)False

Question 16

What is the Oort cloud?

Accepted Answer

A)  A diffuse envelope of encircling comets 
B)  A diffuse envelope of dwarf planets 
C)  A cloud of asteroids 100 000 astronomical units away from the Sun 
D)  A cloud of about a trillion long-period comets 
E)  A diffuse envelope of encircling comets and a cloud of about a trillion long-period comets. 
A)  A diffuse envelope of encircling comets 
B)  A diffuse envelope of dwarf planets 
C)  A cloud of asteroids 100 000 astronomical units away from the Sun 
D)  A cloud of about a trillion long-period comets 
E)  A diffuse envelope of encircling comets and a cloud of about a trillion long-period comets.

Question 17

A comet's tail ____________________.

Accepted Answer

A)  lines up with the solar wind moving outward from the Sun 
B)  points toward the nearest planet as a result of its gravity 
C)  is a vapour trail behind a comet that points in the direction from which the comet came 
D)  always points toward the Sun 
E)  is composed of smoke from the burning comet 
A)  lines up with the solar wind moving outward from the Sun 
B)  points toward the nearest planet as a result of its gravity 
C)  is a vapour trail behind a comet that points in the direction from which the comet came 
D)  always points toward the Sun 
E)  is composed of smoke from the burning comet

Question 18

Halley's comet contains carbon,hydrogen,oxygen and nitrogen in ratios similar to ratios in _________________.

Accepted Answer

A)  the human body 
B)  the Earth's inner core s 
C)  the Earth's outer core 
D)  the Sun 
E)  many asteroids 
A)  the human body 
B)  the Earth's inner core s 
C)  the Earth's outer core 
D)  the Sun 
E)  many asteroids

Question 19

The 1989 Hydro-Québec blackout coincided with a large magnetic storm.

Accepted Answer

A) True 
 B)False

Question 20

Asteroids can have their own moon.

Accepted Answer

A) True 
 B)False

In 1994,the comet Shoemaker-Levy crashed with spectacular results into _______________.

Within the asteroid belt an asteroid collision ____________.

The relative numbers of incoming space debris are not related to their size.

What is the pseudonym for the impact site (crater)in Haughton,Nunavut?

The space between Mars and Jupiter is occupied by ________.

The North magnetic pole ________________.

Evidence of massive flood basalt volcanism at the end of the Cretaceous period likely contributed to the massive extinction.

The major types of meteorites are either iron-rich or stony.

Most of the meteorites collected on the Earth's surface are iron-rich.

Clusters of asteroids such as the Apollos have orbits that intersect Earth's orbit;there are more than a thousand mountain-sized Apollo asteroids that could hit the Earth.

Halley's comet contains carbon (C),hydrogen (H),oxygen (O),and nitrogen (N)in ratios similar to that in the human body.

The central uplift in a complex crater is formed:

The Whitecourt crater is the only crater in Canada where meteorites have been found.

A comet's tail results from the increased speed that a comet attains as it nears the Sun,leaving some particles behind because of the acceleration of the main mass of the comet.

The impact mechanism for the Chelyabinsk and Tunguska events are the same.

What is the Oort cloud?

A comet's tail ____________________.

Halley's comet contains carbon,hydrogen,oxygen and nitrogen in ratios similar to ratios in _________________.

The 1989 Hydro-Québec blackout coincided with a large magnetic storm.

Asteroids can have their own moon.

A Global and Canadian Outlook on Natural Disasters

Earths Internal Energy and Plate Tectonics

Earthquake Geology, Seismology, and Engineering

When the Earth Shakes in Canada

Volcanic Eruptions and Landforms

Volcano Case Histories : Killer Events

Tsunamis

The Ever Changing Climate

Severe Weather

Hurricanes

Floods

Fire

Mass Movements and Snow Avalanches

Filters

Exam 14: Hazards From Space

In 1994,the comet Shoemaker-Levy crashed with spectacular results into _______________.

Within the asteroid belt an asteroid collision ____________.

The relative numbers of incoming space debris are not related to their size.

What is the pseudonym for the impact site (crater)in Haughton,Nunavut?

The space between Mars and Jupiter is occupied by ________.

The North magnetic pole ________________.

Evidence of massive flood basalt volcanism at the end of the Cretaceous period likely contributed to the massive extinction.

The major types of meteorites are either iron-rich or stony.

Most of the meteorites collected on the Earth's surface are iron-rich.

Clusters of asteroids such as the Apollos have orbits that intersect Earth's orbit;there are more than a thousand mountain-sized Apollo asteroids that could hit the Earth.

Halley's comet contains carbon (C),hydrogen (H),oxygen (O),and nitrogen (N)in ratios similar to that in the human body.

The central uplift in a complex crater is formed:

The Whitecourt crater is the only crater in Canada where meteorites have been found.

A comet's tail results from the increased speed that a comet attains as it nears the Sun,leaving some particles behind because of the acceleration of the main mass of the comet.

The impact mechanism for the Chelyabinsk and Tunguska events are the same.

What is the Oort cloud?

A comet's tail ____________________.

Halley's comet contains carbon,hydrogen,oxygen and nitrogen in ratios similar to ratios in _________________.

The 1989 Hydro-Québec blackout coincided with a large magnetic storm.

Asteroids can have their own moon.

A Global and Canadian Outlook on Natural Disasters

Earths Internal Energy and Plate Tectonics

Earthquake Geology, Seismology, and Engineering

When the Earth Shakes in Canada

Volcanic Eruptions and Landforms

Volcano Case Histories : Killer Events

Tsunamis

The Ever Changing Climate

Severe Weather

Hurricanes

Floods

Fire

Mass Movements and Snow Avalanches

Filters