Question 1

Pluto and Eris are probably members of the

Accepted Answer

A)  asteroid belt 
B)  Jovian family of planets 
C)  Kuiper belt 
D)  Oort cloud 
A)  asteroid belt 
B)  Jovian family of planets 
C)  Kuiper belt 
D)  Oort cloud

Question 2

If we compress the entire history of the Earth into one year, life on Earth appeared

Accepted Answer

A)  in early February 
B)  at the beginning of January 
C)  in late September 
D)  in late December 
A)  in early February 
B)  at the beginning of January 
C)  in late September 
D)  in late December

Question 3

In our solar system, Terrestrial planets are

Accepted Answer

A)  small, made mostly of rock and iron with high densities, and found close to the Sun 
B)  large, made mostly of gases and liquids with low densities, and found far from the Sun 
C)  small, made of pure rock with high densities, and found close to the Sun 
D)  large, made of pure gases with low densities, and found far from the Sun 
A)  small, made mostly of rock and iron with high densities, and found close to the Sun 
B)  large, made mostly of gases and liquids with low densities, and found far from the Sun 
C)  small, made of pure rock with high densities, and found close to the Sun 
D)  large, made of pure gases with low densities, and found far from the Sun

Question 4

When photons of electromagnetic radiation bounce off of a surface they are said to be

Accepted Answer

A)  absorbed 
B)  emitted 
C)  reflected 
D)  refracted 
A)  absorbed 
B)  emitted 
C)  reflected 
D)  refracted

Question 5

How does the wavelength (in a vacuum) of a high-frequency electromagnetic wave compare with a low-frequency electromagnetic wave?

Accepted Answer

A)  it is impossible to tell because frequency and wavelength are not related 
B)  the lower-frequency wave has the longer wavelength because frequency and wavelength are inversely proportional to each other 
C)  the two waves have the same wavelength because the wavelengths of all electromagnetic waves are the same 
D)  the higher-frequency wave has the longer wavelength because frequency and wavelength are directly proportional to each other 
A)  it is impossible to tell because frequency and wavelength are not related 
B)  the lower-frequency wave has the longer wavelength because frequency and wavelength are inversely proportional to each other 
C)  the two waves have the same wavelength because the wavelengths of all electromagnetic waves are the same 
D)  the higher-frequency wave has the longer wavelength because frequency and wavelength are directly proportional to each other

Question 6

An isotope of the element Manganese (Mn) has an atomic number of 25 and a mass number of 55. Assuming the atom is neutral, this means it has

Accepted Answer

A)  55 protons, 55 electrons, and 25 neutrons 
B)  25 protons, 25 electrons, and 30 neutrons 
C)  25 protons, 30 electrons, and 25 neutrons 
D)  25 protons, 25 electrons, and 55 neutrons 
A)  55 protons, 55 electrons, and 25 neutrons 
B)  25 protons, 25 electrons, and 30 neutrons 
C)  25 protons, 30 electrons, and 25 neutrons 
D)  25 protons, 25 electrons, and 55 neutrons

Question 7

What kind of energy does gasoline possess?

Accepted Answer

A)  mechanical 
B)  kinetic 
C)  potential 
D)  radiative 
A)  mechanical 
B)  kinetic 
C)  potential 
D)  radiative

Question 8

Radio rays travel through space at what speed compared to microwaves?

Accepted Answer

A)  it depends on the object that produced the radiation 
B)  at exactly the same speed as microwaves 
C)  much faster than microwaves since their energies are higher 
D)  slower than microwaves since their wavelengths are longer 
A)  it depends on the object that produced the radiation 
B)  at exactly the same speed as microwaves 
C)  much faster than microwaves since their energies are higher 
D)  slower than microwaves since their wavelengths are longer

Question 9

The expansion of the universe is due to the

Accepted Answer

A)  motion of galaxies through space 
B)  expansion of space within galaxies 
C)  expansion of stars within galaxies 
D)  expansion of space between galaxies 
A)  motion of galaxies through space 
B)  expansion of space within galaxies 
C)  expansion of stars within galaxies 
D)  expansion of space between galaxies

Question 10

A solid transforms into a liquid at the

Accepted Answer

A)  boiling point 
B)  melting point 
C)  dew point 
D)  evaporation point 
A)  boiling point 
B)  melting point 
C)  dew point 
D)  evaporation point

Question 11

Out immediately beyond the orbit of the planet Neptune we find

Accepted Answer

A)  Orion's belt 
B)  the asteroid belt 
C)  the Kuiper belt 
D)  the Oort cloud 
A)  Orion's belt 
B)  the asteroid belt 
C)  the Kuiper belt 
D)  the Oort cloud

Question 12

If we were to detect a signal from an advanced civilization in 2013 which is located at a distance of 7 light-years from the Sun, in what year was the signal actually transmitted?

Accepted Answer

A)  2007 
B)  2013 
C)  2020 
D)  2006 
A)  2007 
B)  2013 
C)  2020 
D)  2006

Question 13

A distribution of light consisting of dark lines on a continuous background is referred to as

Accepted Answer

A)  a continuous spectrum 
B)  an emission line spectrum 
C)  an absorption line spectrum 
D)  a broad line spectrum 
A)  a continuous spectrum 
B)  an emission line spectrum 
C)  an absorption line spectrum 
D)  a broad line spectrum

Question 14

Which of the following sequence of electromagnetic radiations is in order of increasing frequency?

Accepted Answer

A)  X-ray, visible, infrared, radio 
B)  UV, infrared, visible, microwave 
C)  radio, infrared, UV, gamma ray 
D)  gamma ray, UV, radio, microwave 
A)  X-ray, visible, infrared, radio 
B)  UV, infrared, visible, microwave 
C)  radio, infrared, UV, gamma ray 
D)  gamma ray, UV, radio, microwave

Question 15

What kind of energy does a speeding bullet possess?

Accepted Answer

A)  kinetic 
B)  radiative 
C)  mechanical 
D)  potential 
A)  kinetic 
B)  radiative 
C)  mechanical 
D)  potential

Question 16

Which of the following is an organic molecule?

Accepted Answer

A)  N2H4 
B)  B2O2 
C)  C2H4 
D)  H2O2 
A)  N2H4 
B)  B2O2 
C)  C2H4 
D)  H2O2

Question 17

The tiny outer moons of the Jovian planets

Accepted Answer

A)  were probably formed from spinning disks of gas that surrounded the planets 
B)  are most likely gravitationally captured asteroids and comets 
C)  formed when large planetesimals collided with them 
D)  were spun out from their parent planets due to their rapid rotation 
A)  were probably formed from spinning disks of gas that surrounded the planets 
B)  are most likely gravitationally captured asteroids and comets 
C)  formed when large planetesimals collided with them 
D)  were spun out from their parent planets due to their rapid rotation

Question 18

A distribution of light consisting of bright lines on a dark background is referred to as

Accepted Answer

A)  a continuous spectrum 
B)  an emission line spectrum 
C)  an absorption line spectrum 
D)  a broad line spectrum 
A)  a continuous spectrum 
B)  an emission line spectrum 
C)  an absorption line spectrum 
D)  a broad line spectrum

Question 19

Spectral line patterns are

Accepted Answer

A)  the same for all elements and molecules 
B)  unique for each element and molecule 
C)  unique for each different molecule but the same for all elements 
D)  unique for each element but the same for all molecules 
A)  the same for all elements and molecules 
B)  unique for each element and molecule 
C)  unique for each different molecule but the same for all elements 
D)  unique for each element but the same for all molecules

Question 20

Most of the mass of the Milky Way is in the form of

Accepted Answer

A)  stars 
B)  gas clouds 
C)  black holes 
D)  dark matter 
A)  stars 
B)  gas clouds 
C)  black holes 
D)  dark matter

Pluto and Eris are probably members of the

If we compress the entire history of the Earth into one year, life on Earth appeared

In our solar system, Terrestrial planets are

When photons of electromagnetic radiation bounce off of a surface they are said to be

How does the wavelength (in a vacuum) of a high-frequency electromagnetic wave compare with a low-frequency electromagnetic wave?

An isotope of the element Manganese (Mn) has an atomic number of 25 and a mass number of 55. Assuming the atom is neutral, this means it has

What kind of energy does gasoline possess?

Radio rays travel through space at what speed compared to microwaves?

The expansion of the universe is due to the

A solid transforms into a liquid at the

Out immediately beyond the orbit of the planet Neptune we find

If we were to detect a signal from an advanced civilization in 2013 which is located at a distance of 7 light-years from the Sun, in what year was the signal actually transmitted?

A distribution of light consisting of dark lines on a continuous background is referred to as

Which of the following sequence of electromagnetic radiations is in order of increasing frequency?

What kind of energy does a speeding bullet possess?

Which of the following is an organic molecule?

The tiny outer moons of the Jovian planets

A distribution of light consisting of bright lines on a dark background is referred to as

Spectral line patterns are

Most of the mass of the Milky Way is in the form of

The Science of Life in the Universe

The Habitability of Earth

The Nature of Life on Earth

The Origin and Evolution of Life on Earth

Searching for Life in Our Solar System

Mars

Life on Jovian Moons

The Nature and Evolution of Habitability

Habitability Outside the Solar System

The Search for Extraterrestrial Intelligence

Interstellar Travel and the Fermi Paradox

Filters

Exam 3: The Universal Context of Life

Pluto and Eris are probably members of the

If we compress the entire history of the Earth into one year, life on Earth appeared

In our solar system, Terrestrial planets are

When photons of electromagnetic radiation bounce off of a surface they are said to be

How does the wavelength (in a vacuum) of a high-frequency electromagnetic wave compare with a low-frequency electromagnetic wave?

An isotope of the element Manganese (Mn) has an atomic number of 25 and a mass number of 55. Assuming the atom is neutral, this means it has

What kind of energy does gasoline possess?

Radio rays travel through space at what speed compared to microwaves?

The expansion of the universe is due to the

A solid transforms into a liquid at the

Out immediately beyond the orbit of the planet Neptune we find

If we were to detect a signal from an advanced civilization in 2013 which is located at a distance of 7 light-years from the Sun, in what year was the signal actually transmitted?

A distribution of light consisting of dark lines on a continuous background is referred to as

Which of the following sequence of electromagnetic radiations is in order of increasing frequency?

What kind of energy does a speeding bullet possess?

Which of the following is an organic molecule?

The tiny outer moons of the Jovian planets

A distribution of light consisting of bright lines on a dark background is referred to as

Spectral line patterns are

Most of the mass of the Milky Way is in the form of

The Science of Life in the Universe

The Habitability of Earth

The Nature of Life on Earth

The Origin and Evolution of Life on Earth

Searching for Life in Our Solar System

Mars

Life on Jovian Moons

The Nature and Evolution of Habitability

Habitability Outside the Solar System

The Search for Extraterrestrial Intelligence

Interstellar Travel and the Fermi Paradox

Filters