Question 1

Place the three phases of water in order of increasing force of interaction between molecules:

Accepted Answer

A)  ice, water, vapor 
B)  vapor, ice, water 
C)  water, ice, vapor 
D)  vapor, water, ice 
A)  ice, water, vapor 
B)  vapor, ice, water 
C)  water, ice, vapor 
D)  vapor, water, ice

Question 2

The outer Jovian planets most likely formed from

Accepted Answer

A)  clumps of hydrogen and helium gas spun from a rapidly rotating protosun 
B)  larger collections of hydrogen and helium gas attracting particles of rock and ice to them 
C)  the collision and coalescence of clumps of hydrogen and helium gas within the solar nebula 
D)  planetesimals of rock and ice attracting hydrogen and helium gas from the solar nebula 
A)  clumps of hydrogen and helium gas spun from a rapidly rotating protosun 
B)  larger collections of hydrogen and helium gas attracting particles of rock and ice to them 
C)  the collision and coalescence of clumps of hydrogen and helium gas within the solar nebula 
D)  planetesimals of rock and ice attracting hydrogen and helium gas from the solar nebula

Question 3

Which of the following do the atoms 14N and 15N have in common?

Accepted Answer

A)  total number of neutrons and electrons 
B)  number of protons 
C)  total number of protons and neutrons 
D)  number of neutrons 
A)  total number of neutrons and electrons 
B)  number of protons 
C)  total number of protons and neutrons 
D)  number of neutrons

Question 4

Which planet lies between the planets Saturn and Neptune?

Accepted Answer

A)  Uranus 
B)  Jupiter 
C)  Venus 
D)  Mars 
A)  Uranus 
B)  Jupiter 
C)  Venus 
D)  Mars

Question 5

A star that is less massive than the Sun will have

Accepted Answer

A)  a shorter lifetime since it has less fuel to burn 
B)  a longer lifetime since its central nuclear-burning core is cooler 
C)  a longer lifetime since although its overall mass is lower, the mass of its nuclear burning core is the higher 
D)  an identical lifetime as the Sun since all stars evolve at the same rate 
A)  a shorter lifetime since it has less fuel to burn 
B)  a longer lifetime since its central nuclear-burning core is cooler 
C)  a longer lifetime since although its overall mass is lower, the mass of its nuclear burning core is the higher 
D)  an identical lifetime as the Sun since all stars evolve at the same rate

Question 6

A star that is more massive than the Sun will have

Accepted Answer

A)  an identical lifetime as the Sun because although its overall mass is higher, the mass of its nuclear burning core is the same 
B)  a longer lifetime because it has more fuel to burn 
C)  a shorter lifetime because although its overall mass is higher, the mass of its nuclear burning core is smaller 
D)  a shorter lifetime because its central core is hotter 
A)  an identical lifetime as the Sun because although its overall mass is higher, the mass of its nuclear burning core is the same 
B)  a longer lifetime because it has more fuel to burn 
C)  a shorter lifetime because although its overall mass is higher, the mass of its nuclear burning core is smaller 
D)  a shorter lifetime because its central core is hotter

Question 7

The process by which molecules escape from a solid directly into the gas phase is called

Accepted Answer

A)  gasification 
B)  evaporation 
C)  condensation 
D)  sublimation 
A)  gasification 
B)  evaporation 
C)  condensation 
D)  sublimation

Question 8

How many electrons are present in the ion of the isotope of cobalt, 60Co2+ if cobalt has an atomic number of 27?

Accepted Answer

A)  33 
B)  29 
C)  27 
D)  25 
A)  33 
B)  29 
C)  27 
D)  25

Question 9

If we were to send a radio signal to an advanced civilization in 2012 which is located in the Zeta Reticuli star system approximately 39 light years away, when would the signal arrive at its destination?

Accepted Answer

A)  2051 
B)  2039 
C)  2012 
D)  2090 
A)  2051 
B)  2039 
C)  2012 
D)  2090

Question 10

Asteroids and comets are

Accepted Answer

A)  planetesimals left over from the era of planet formation 
B)  former moons of the jovian planets that were lost into interplanetary space 
C)  the remnants of early planets that fragmented into pieces 
D)  fragments of material blasted from the inner planets during the era of planet formation 
A)  planetesimals left over from the era of planet formation 
B)  former moons of the jovian planets that were lost into interplanetary space 
C)  the remnants of early planets that fragmented into pieces 
D)  fragments of material blasted from the inner planets during the era of planet formation

Question 11

Due to the incredible size of the universe, our search for extraterrestrial life will probably be limited to within our

Accepted Answer

A)  Local Group of galaxies 
B)  Local Supercluster of galaxies 
C)  Milky Way galaxy 
D)  solar system 
A)  Local Group of galaxies 
B)  Local Supercluster of galaxies 
C)  Milky Way galaxy 
D)  solar system

Question 12

A car uses gasoline to convert

Accepted Answer

A)  potential energy into radiative energy 
B)  kinetic energy into potential energy 
C)  radiative energy into kinetic energy 
D)  potential energy into kinetic energy 
A)  potential energy into radiative energy 
B)  kinetic energy into potential energy 
C)  radiative energy into kinetic energy 
D)  potential energy into kinetic energy

Question 13

We are located at the

Accepted Answer

A)  edge of our physical universe 
B)  center of our observable universe 
C)  edge of our observable universe 
D)  center of our physical universe 
A)  edge of our physical universe 
B)  center of our observable universe 
C)  edge of our observable universe 
D)  center of our physical universe

Question 14

When we make an observation of a distant galaxy 10 billion light-years away, we are seeing this galaxy as it

Accepted Answer

A)  is right now 
B)  was when the universe was only 10 billion years old 
C)  was when the universe was formed 
D)  was when the universe was only 4 billion years old 
A)  is right now 
B)  was when the universe was only 10 billion years old 
C)  was when the universe was formed 
D)  was when the universe was only 4 billion years old

Question 15

Apart from terrestrial planets, another promising place to find life in the solar system is

Accepted Answer

A)  inside comets 
B)  beneath the surfaces of icy Jovian moons 
C)  in the atmospheres of Jovian planets 
D)  inside asteroids 
A)  inside comets 
B)  beneath the surfaces of icy Jovian moons 
C)  in the atmospheres of Jovian planets 
D)  inside asteroids

Question 16

Thermal radiation from hot, dense objects produces

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 17

For at least the past few billion years, the rate of expansion of the universe has

Accepted Answer

A)  been slowing down 
B)  slowed down and stopped 
C)  been speeding up 
D)  remained steady 
A)  been slowing down 
B)  slowed down and stopped 
C)  been speeding up 
D)  remained steady

Question 18

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

Accepted Answer

A)  the lower-frequency wave has the higher speed because speed is inversely related to frequency 
B)  the two waves have the same speed because the speed of light is constant 
C)  the lower-frequency wave has the higher speed because it has the longest wavelength 
D)  the higher-frequency wave has the higher speed 
A)  the lower-frequency wave has the higher speed because speed is inversely related to frequency 
B)  the two waves have the same speed because the speed of light is constant 
C)  the lower-frequency wave has the higher speed because it has the longest wavelength 
D)  the higher-frequency wave has the higher speed

Question 19

Isotopes have the same number of

Accepted Answer

A)  protons and neutrons 
B)  protons but a different number of electrons 
C)  neutrons but a different number of protons 
D)  protons but a different number of neutrons 
A)  protons and neutrons 
B)  protons but a different number of electrons 
C)  neutrons but a different number of protons 
D)  protons but a different number of neutrons

Question 20

The process by which molecules escape from a liquid into the gas phase is called

Accepted Answer

A)  evaporation 
B)  gasification 
C)  sublimation 
D)  condensation 
A)  evaporation 
B)  gasification 
C)  sublimation 
D)  condensation

Place the three phases of water in order of increasing force of interaction between molecules:

The outer Jovian planets most likely formed from

Which of the following do the atoms ¹⁴N and ¹⁵N have in common?

Which planet lies between the planets Saturn and Neptune?

A star that is less massive than the Sun will have

A star that is more massive than the Sun will have

The process by which molecules escape from a solid directly into the gas phase is called

How many electrons are present in the ion of the isotope of cobalt, 60Co2+ if cobalt has an atomic number of 27?

If we were to send a radio signal to an advanced civilization in 2012 which is located in the Zeta Reticuli star system approximately 39 light years away, when would the signal arrive at its destination?

Asteroids and comets are

Due to the incredible size of the universe, our search for extraterrestrial life will probably be limited to within our

A car uses gasoline to convert

We are located at the

When we make an observation of a distant galaxy 10 billion light-years away, we are seeing this galaxy as it

Apart from terrestrial planets, another promising place to find life in the solar system is

Thermal radiation from hot, dense objects produces

For at least the past few billion years, the rate of expansion of the universe has

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

Isotopes have the same number of

The process by which molecules escape from a liquid into the gas phase is called

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

Place the three phases of water in order of increasing force of interaction between molecules:

The outer Jovian planets most likely formed from

Which of the following do the atoms 14N and 15N have in common?

Which planet lies between the planets Saturn and Neptune?

A star that is less massive than the Sun will have

A star that is more massive than the Sun will have

The process by which molecules escape from a solid directly into the gas phase is called

How many electrons are present in the ion of the isotope of cobalt, 60Co2+ if cobalt has an atomic number of 27?

If we were to send a radio signal to an advanced civilization in 2012 which is located in the Zeta Reticuli star system approximately 39 light years away, when would the signal arrive at its destination?

Asteroids and comets are

Due to the incredible size of the universe, our search for extraterrestrial life will probably be limited to within our

A car uses gasoline to convert

We are located at the

When we make an observation of a distant galaxy 10 billion light-years away, we are seeing this galaxy as it

Apart from terrestrial planets, another promising place to find life in the solar system is

Thermal radiation from hot, dense objects produces

For at least the past few billion years, the rate of expansion of the universe has

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

Isotopes have the same number of

The process by which molecules escape from a liquid into the gas phase is called

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

Which of the following do the atoms ¹⁴N and ¹⁵N have in common?