Test 4- Terresterial Planeys

Question 1

Venus is peculiar because

Answer 1

it rotates backwards

Question 2

The probes we have sent to Mars had done the following

Answer 2

All the above

Question 3

Olympus Mons

Answer 3

is what killed dinosaurs

Question 4

Venus is 2.3 light minutes away from Earth. Which of the following is true?

Answer 4

If we were talking to someone on Venus it would take 4.6 minutes to hear a response from our questions

Question 5

The flow patterns on Mars suggest

Answer 5

that the climate on Mars was different from the past

Question 6

The gas tail of a comet always

Answer 6

points away from the Sun

Question 7

The _ is a disk shaped cloud of icy bodies believed to extend from about 40 AU out to 100 AU. It is believed that short period comets originate from this region

Answer 7

Kuiper Belt

Question 8

Why is it believed that life can not evolve on a planet that orbits a spectral type A, B or O star?

Answer 8

These stars do not remain on the main sequence long enough for life to evolve

Question 9

Which hypothesis concerning the formation of the moon makes predictions that best fit the observed lunar data?

Answer 9

The large impact hypothesis

Question 10

Earth possesses few visible craters and the Moon possesses many. This is because

Answer 10

only b and c

Question 11

Which is a false statement about the Moon

Answer 11

the moon landing never happened

Question 12

The theory that Mercury shrank slightly when it was young has been proposed to explain

Answer 12

lobate scarps.

Question 13

The lunar maria are

Answer 13

the lava plains of the lunar lowlands.

Question 13

That the moon has no magnetic field implies that

Answer 13

the moon’s core contains little if any molten iron.

Question 14

The youngest parts of Earth’s crust are

Answer 14

the midocean rifts

Question 15

The oxygen in Earth’s atmosphere

Answer 15

all of these

Question 16

Which of the following is not produced by plate tectonics?

Answer 16

Earth’s magnetic field

Question 17

Why would a decrease in the density of the ozone layer create a public health concern?

Answer 17

none of the above

Question 18

For the fictional planet Hades, use the following Jeans escape graph to determine which gasses would escape from this planet.

Answer 18

Hydrogen, Helium, Water, Methane and Ammonia

Question 19

How does the dirty snowball theory explain the observed characteristics of comets?

Answer 19

A dirty snowball contains ices and dirt - A comet contains ices and rocks.

Question 20

Explain how the impact of a large comet may have caused the extinction of the dinosaurs.

Answer 20

dust cloud forms blocking out sunlight

Question 21

Why must the information in a species’ DNA be changeable

Answer 21

So that mutations can occur

Question 22

Name the four stages of development for a terrestrial planet.

Answer 22

Differentiation
Cratering
Flooding
Slow surface erosion

Question 23

Explain how we can determine the relative ages of lunar feature

Answer 23

Cratering Rates
Radioactive Dating

Question 24

Why does Earth have two high tides a day?

Answer 24

tidal forces

Question 25

What are the four layers of the earth?

Answer 25

Crust, Mantle, Liquid outer core, Solid inner core

Question 26

The atmospheric pressure on the surface of Venus is about 92 times the surface pressure here on Earth

Answer 26

True

Question 27

Venus rotates and revolves in the same directions as Earth.

Answer 27

False

Question 27

All of the teressteral planets have a solid surface

Answer 27

True

Question 28

The surface of Mars is so hot that it can melt lead.

Answer 28

False

Question 29

We believe that there was once liquid water on Mars

Answer 29

True

Question 29

Radar maps of Venus show impact craters.

Answer 29

True

Question 30

All of the terrestrial planets except Earth have been through the four stages of planetary development.

Answer 30

False

Question 31

Venus does not appear to have a retrograde motion when observed from Earth.

Answer 31

False

Question 32

Venus’ volcanos are the result of plate tectonics.

Answer 32

False

Question 33

Rovers on the surface of Venus have found evidence that water existed in the past.

Answer 33

False

Question 34

The canals of Mars were eventually found to be crustal faults.

Answer 34

False

Question 35

At the poles of Mars, we can see the sublimation and deposition of carbon dioxide.

Answer 35

True

Question 36

The planet most hospitable for human life is Venus because it is about the same size, density, distance and has an atmosphere.

Answer 36

False

Question 37

Venus is very hot because its atmosphere is rich in carbon dioxide.

Answer 37

True

Question 38

The ‘blueberries’ on the surface of Mars strongly suggest that Mars previously had water on the surface

Answer 38

True

Question 39

It is believed that frozen water (permafrost) exists on Mars’ poles.

Answer 39

True

Question 40

The surface temperature of Venus is hot enough to melt lead

Answer 40

True

Question 41

Flow channels on Venus suggest it was once rich in water.

Answer 41

False

Question 42

The size of Olympus Mons suggests that the crust of Mars is very thick

Answer 42

True

Question 42

Venus is commonly known as Earth’s sister planet due to its size, mass and distance from the sun.

Answer 42

True

Question 43

The atmosphere of Mars is 95% carbon dioxide and resulted in Mars being the warmest planet in our solar system due to the Runaway Greenhouse Effect

Answer 43

False

Question 44

The moons of the terrestrial planets all have gone through the differentation phase of development.

Answer 44

False

Question 45

Valles Marineris is a long valley on Mars believed to resemble the rift valleys of eastern Africa

Answer 45

True

Question 46

All of the terrestrial planets have a retrograde motion when observed from Earth.

Answer 46

True

Question 47

Meteorites seem to be primarily composed of material very similar to the material in comets.

Answer 47

False

Question 48

The meteors in meteor showers are believed to be the debris left behind in comet orbits.

Answer 48

True

Question 49

Jupiter was probably influential in preventing the formation of a planet at the present location of the asteroid belt.

Answer 49

True

Question 50

Jupiter was probably influential in preventing the formation of a planet at the present location of the asteroid belt.

Answer 50

True

Question 51

The type II tail of a comet always points toward the sun.

Answer 51

False

Question 52

The dirty snowball theory suggests that the head of a comet is composed of ices.

Answer 52

True

Question 53

The Kuiper Belt is predicted to be the place where most of the short period comets formed.

Answer 53

True

Question 54

The existence of the Oort cloud cannot be confirmed observationally from Earth because the objects are too small.

Answer 54

True

Question 55

All life on Earth is based on carbon chemistry.

Answer 55

True

Question 56

DNA molecules cannot be altered by chance errors in reproduction.

Answer 56

False

Question 57

The oldest fossils on Earth are more than 3 billion years old.

Answer 57

True

Question 58

If life is to develop on a planet, the planet must lie just inside the inner edge of its star's life zone

Answer 58

False

Question 59

The wavelengths that are most likely for communication with other civilizations are those in the water hole.

Answer 59

True

Question 60

Even if societies survive at a technological level for only 10 years, that is long enough to communicate with them

Answer 60

False

Question 61

Jean’s escape velocity chart is useful in understanding what chemicals can exist in a planets atmosphere based upon the planets escape velocity, temperature and distance from the sun.

Answer 61

True

Question 62

The dynamo effect on Mercury produces Mercury’s magnetic field

Answer 62

True

Question 63

Lobate scarps are ridges on Mercury and are similar to wrinkles on dried crandberries.

Answer 63

True

Question 64

The Moon stopped evolving because it is too small to have kept its internal heat.

Answer 64

True

Question 64

Mercury has a magnetic field.

Answer 64

True

Question 65

The tidal forces on Mercury from the Sun produces Mercury’s pecular rotation

Answer 65

True

Question 66

Neap tides occur at first and third quarter and are lower than Spring tides that occur at new and full Moon.

Answer 66

True

Question 66

The Moon is believed to be a captured astroid.

Answer 66

False

Question 66

Mercury's smooth plains are probably the oldest parts of the crust

Answer 66

False

Question 67

The tidal forces of our Sun has resulted in the unique rotation/revolution period of Mercury.

Answer 67

True

Question 68

Earth's magnetic field is generated in the iron rich mantle.

Answer 68

False

Question 69

The oldest parts of Earth's crust are located along the midocean rifts.

Answer 69

False

Question 70

The Earth never passed through the cratering stage in planetary development.

Answer 70

False

Question 71

The central part of Earth's core is solid.

Answer 71

True

Question 72

Earth's magnetic field has reversed itself

Answer 72

True

Question 75

The greenhouse effect occurs because carbon dioxide is opaque to infrared radiation.

Answer 75

True