EAPS 105: Asynchronous Quiz 20
Quiz 20: Unit 10. Part 3. Question 6. Watch the Unit 10 Part 3 lecture video and answer the following question: In addition to being bigger, how are super-Earth's likely different from our planet? A) They likely have significantly more water B) They likely have hydrogen atmospheres C) They are likely hotter at the top of their atmospheres D) They likely have planetary rings
A) They likely have significantly more water
Quiz 20: Unit 10. Part 4. Question 7. Watch the Unit 10 Part 3 lecture video and answer the following question: True or False: It is impossible to predict the orbits of stars in a 3 star system (the so-called three body problem). A) True B) False
B) False
Quiz 20: Unit 10. Part 3. Question 5. Watch the Unit 10 Part 3 lecture video and answer the following question: What is unique about the exoplanet Proxima b? A) It is the only potentially habitable planet the same size and distance from its star as Earth is from the Sun. B) It is the closest potentially habitable planet we'll ever find. C) It has the highest Earth Similarity Index of any exoplanet found so far. D) It is the only potentially habitable planet that orbits a red dwarf.
B) It is the closest potentially habitable planet we'll ever find.
Quiz 20: Unit 10. Part 3. Question 2. Watch the Unit 10 Part 4 lecture video and answer the following question: What is a hot Jupiters? A) A rocky exoplanet that orbits extremely close to its star B) The most abundant type of exoplanet found so far. C) A gas giant like Jupiter that orbits extremely close to its star. D) A gas giant much hotter than Jupiter even though it is at an orbital distance similar to Jupiter relative to its own star.
C) A gas giant like Jupiter that orbits extremely close to its star.
Quiz 20: Unit 10. Part 3. Question 1. Watch the Unit 10 Part 3 lecture video and answer the following question: What are the most abundant types of exoplanets found so far? A) Gas giants B) Ice giants C) Super Earths and mini Neptunes D) Rocky terrestrials
C) Super Earths and mini Neptunes
Quiz 20: Unit 10. Part 3. Question 3. Watch the Unit 10 Part 3 lecture video and answer the following question: When is a planet considered to be in the habitable zone? A) When it shows signs of life. B) When it is the same distance from its star that Earth is from the Sun. C) When it has the right temperature to support liquid water on its surface. D) When it is the same size as Earth.
C) When it has the right temperature to support liquid water on its surface.
Quiz 20: Unit 10. Part 4. Question 8. Watch the Unit 10 Part 4 lecture video and answer the following question: How many galaxies are there estimated to be in the visible universe? A) 4 thousand B) 4 million C) 4 billion D) 4 trillion
D) 4 trillion
Quiz 20: Unit 10. Part 3. Question 4. Watch the Unit 10 Part 3 lecture video and answer the following question: Which factor is considered in the calculation of an exoplanet's Earth Similarity Index? A) Its radius B) Its escape velocity C) Its surface temperature D) All the above
D) All the above
Quiz 20: Unit 10. Part 4. Question 10. Watch the Unit 10 Part 4 lecture video and answer the following question: Which of the following are possible solutions to the Fermi Paradox? A) We are not looking in the right places — space is vast, and we can only listen in a few directions at a time. B) Alien civilizations do not communicate in the radio spectrum like we do, and thus we do not know how to recognize their signals yet. C) Transmissions from alien civilizations are too weak to pick up because of vast distances. D) All the above
D) All the above
Quiz 20: Unit 10. Part 4. Question 9. Watch the Unit 10 Part 4 lecture video and answer the following question: For which of the following are there more of these in the universe than grains of sand on Earth? A) Stars B) Planets C) Earth-like planets D) All the above
D) All the above
