NOVA: Life s Rocky Start Video Questions. Name: Date: Class:

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1 NOVA: Life s Rocky Start Video Questions Name: Date: Class: NOVA: Life s Rocky Start highlights the work of geologist Robert Hazen to demonstrate the importance of rocks & minerals in the origin of life & earth history Answer the following questions while watching NOVA: Life s Rocky Start. Select the correct multiple-choice or True & False response for each question. After the video, write the letter of each answer in the blank at the beginning of each question. The questions follow the same order as the information shown in the video. 1.. Which marketplace was shown? A) Khartoum, Sudan B) Cairo, Egypt C) Marrakech, Morocco 2.. According to geologist Robert Hazen, what is an essential missing ingredient in explaining the origin of life? A) Lightning B) Rocks C) Oxygen 3.. If the history of earth were described as a single day, how long ago did humans begin? A) 4 seconds ago B) 20 minutes ago C) 23 hours ago 4.. How many colored stages did Hazen invent to describe earth history? A) 3 B) 6 C) Which rocks represent Black Earth? A) Banded iron B) Fossils C) Meteorites 6.. Where was a great meteor fall captured in numerous YouTube videos? A) Morocco B) Siberia C) Africa 7.. Meteorites are the oldest known rocks. A) True B) False 8.. The earth was molten when it first formed. A) True B) False 9.. What was the first rock that cooled on the early earth? A) Granite B) Basalt C) Gabbro 10.. Which minerals are in peridodite? A) Olivine & pyroxene B) Biotite & feldspar C) Quartz & diamond 11.. What do minerals help make taller? A) Soda straws B) Skyscrapers C) Plant stems 12.. How many minerals were in the "starter kit" at earth s formation? A) 250 B) 500 C) Which rock represents earth's "grey period?" A) Basalt B) Granite C) Banded iron 14.. What plays a central role in every model for the origin of life? A) Water B) Minerals C) Oxygen 15.. What ancient mineral did the Pilbara rocks contain? A) Diamond B) Zircon C) Lapiz lazuli 16.. What did the 4.3-billion-year old crystal reveal? A) Early earth was molten B) It had formed along with liquid water C) It contained organically derived gases 17.. What did Charles Darwin speculate in 1871? A) A "warm little pond" might be life's birth place B) The moon was flung off a rapidly rotating earth C) Species changed by descent with modification 18.. Stanley Miller s famous 1950s experiment simulated the moon s formation. A) True B) False 19.. What resulted from Stanley Miller's experiment? A) It s alive! B) Strands of DNA C) Amino acids 20.. Amino acids are A) the building blocks for proteins B) living organisms C) inert molecules of little interest 21.. The Miller-Urey experiment seemed to confirm Darwin's hypothesis of life s origin. A) True B) False years after the Miller-Urey experiment, what did explorers find on the ocean floor? A) Mid-ocean ridges B) Hot, mineral rich, hydrothermal vents C) Layers of siliceous ooze 23.. How did life thrive at the undersea vent colonies? A) It utilized the sun's energy B) It fed off of the decay of organic matter C) It fed off chemical energy from within the earth 24.. Which term describes the temps and pressures of the vent colonies? A) Placid B) Extreme C) Radical 25.. How did Hazen modify the Miller-Urey experiment? A) He used different gas mixtures B) He added heat & pressure C) He simulated the effects of an asteroid impact 26.. What was missing from the gold-tube experiments? A) Heat & pressure B) Life C) Rocks & minerals 27.. What did Peter Coveney study? A) "Gungy" mud B) Siliceous ooze C) Quartz crystal oscillations

2 28.. What does the structure of clay minerals resemble? A) Stacked sheets, like a deck of cards B) A double spiral, like a staircase C) Small, eight-sided pyramids 29.. What is RNA? A) An essential structural element in bones B) A molecule that stores energy in living things C) An essential part of life's genetic code 30.. What may be an important function of minerals in the chemistry of life? A) Raw ingredients & surfaces B) Provide free electrons C) Help shield chemical reactions from excess heat & pressure 31.. What is found at Shark Bay, Australia? A) Stromatolite fossils B) Living stromatolites C) Whale sharks 32.. What is responsible for building up the stromatolites, layer by layer A) Weathering & erosion of sediments B) Biological cementing by microbes C) Crystallization of hot fluids 33.. What did Van Kranendonk discover in the Australian desert? A) Mud tracks of the earliest animals B) The earliest single celled organism on earth C) The very earliest fossil of life on earth 34.. How does geologist Ruth Blake view her work? A) As a crime scene investigation B) As a blank canvas C) As a jigsaw puzzle 35.. Which evidence of ancient life is Blake searching for in some of earth's oldest rocks? A) Trace fossils such as imprints & burrows B) Chemical signatures of life C) Hard remains of life such as shells, teeth, & bones 36.. Signals of life were likely detected in rocks of which age? A) 3.5 billion years B) 3.8 billion years C) 4 billion years 37.. According to Hazen, what was one of the "greatest tricks that life ever figured out"? A) Building rigid structures B) Moving onto land C) Converting sunlight to energy 38.. What gas was introduced into earth's atmosphere by early microbes? A) Carbon dioxide B) Nitrogen C) Oxygen 39.. Hazen's "Red Earth" refers to what event in earth history? A) The formation of iron deposits B) The Permian mass extinction C) The enhanced, red sunsets due to large volcanic eruptions 40.. According to Hazen, about two-thirds of the minerals found on earth resulted from A) the formation of the moon B) meteorite impacts C) the introduction of oxygen into the atmosphere 41.. According to Hazen, rocks create life, life creates rocks. A) True B) False 42.. Which phase occurred after Red Earth? A) White Earth B) Green Earth C) Blue Earth 43.. What rescued earth from extreme cold conditions? A) The formation of earth's moon B) Meteorite impacts breaking through the icy veneer C) Volcanic eruptions of carbon dioxide gas 44.. Carbon dioxide is beneficial in that it A) helps to blanket the earth & retain heat B) provides a breathable gas for large animals C) helps to trap iron in earth's oceans 45.. When did life "explode" on earth, forming a diverse number of forms? A) About 540 million years ago B) 3.8 billion years ago C) 4.5 billion years ago 46.. What are some of the first hard-shelled animals that evolved on earth? A) Hermit crabs B) Snails C) Trilobites 47.. How did life "co-opt" minerals? A) It used minerals as a source of food B) It used minerals to form shells, teeth, & bones C) It used minerals to manufacture tools & technology 48.. What is the latest chapter in earth history? A) The introduction of free oxygen B) Human activity C) Life's ability to form hard parts

3 NOVA: Life s Rocky Start Video Questions [Key] Name: Date: Class: NOVA: Life s Rocky Start highlights the work of geologist Robert Hazen to demonstrate the importance of rocks & minerals in the origin of life & earth history Answer the following questions while watching NOVA: Life s Rocky Start. Select the correct multiple-choice or True & False response for each question. After the video, write the letter of each answer in the blank at the beginning of each question. The questions follow the same order as the information shown in the video. 1. C_. Which marketplace was shown? A) Khartoum, Sudan B) Cairo, Egypt C) Marrakech, Morocco 2. B_. According to geologist Robert Hazen, what is an essential missing ingredient in explaining the origin of life? A) Lightning B) Rocks C) Oxygen 3. A_. If the history of earth were described as a single day, how long ago did humans begin? A) 4 seconds ago B) 20 minutes ago C) 23 hours ago 4. B_. How many colored stages did Hazen invent to describe earth history? A) 3 B) 6 C) 8 5. C_. Which rocks represent Black Earth? A) Banded iron B) Fossils C) Meteorites 6. B_. Where was a great meteor fall captured in numerous YouTube videos? A) Morocco B) Siberia C) Africa 7. A_. Meteorites are the oldest known rocks. A) True B) False 8. A_. The earth was molten when it first formed. A) True B) False 9. B_. What was the first rock that cooled on the early earth? A) Granite B) Basalt C) Gabbro 10. A_. Which minerals are in peridodite? A) Olivine & pyroxene B) Biotite & feldspar C) Quartz & diamond 11. B_. What do minerals help make taller? A) Soda straws B) Skyscrapers C) Plant stems 12. A_. How many minerals were in the "starter kit" at earth s formation? A) 250 B) 500 C) B_. Which rock represents earth's "grey period?" A) Basalt B) Granite C) Banded iron 14. A_. What plays a central role in every model for the origin of life? A) Water B) Minerals C) Oxygen 15. B_. What ancient mineral did the Pilbara rocks contain? A) Diamond B) Zircon C) Lapiz lazuli 16. B_. What did the 4.3-billion-year old crystal reveal? A) Early earth was molten B) It had formed along with liquid water C) It contained organically derived gases 17. A_. What did Charles Darwin speculate in 1871? A) A "warm little pond" might be life's birth place B) The moon was flung off a rapidly rotating earth C) Species changed by descent with modification 18. B_. Stanley Miller s famous 1950s experiment simulated the moon s formation. A) True B) False 19. C_. What resulted from Stanley Miller's experiment? A) It s alive! B) Strands of DNA C) Amino acids 20. A_. Amino acids are A) the building blocks for proteins B) living organisms C) inert molecules of little interest 21. A_. The Miller-Urey experiment seemed to confirm Darwin's hypothesis of life s origin. A) True B) False 22. B_. 24 years after the Miller-Urey experiment, what did explorers find on the ocean floor? A) Mid-ocean ridges B) Hot, mineral rich, hydrothermal vents C) Layers of siliceous ooze 23. C_. How did life thrive at the undersea vent colonies? A) It utilized the sun's energy B) It fed off of the decay of organic matter C) It fed off chemical energy from within the earth 24. B_. Which term describes the temps and pressures of the vent colonies? A) Placid B) Extreme C) Radical 25. B_. How did Hazen modify the Miller-Urey experiment? A) He used different gas mixtures B) He added heat & pressure C) He simulated the effects of an asteroid impact 26. C_. What was missing from the gold-tube experiments? A) Heat & pressure B) Life C) Rocks & minerals 27. A_. What did Peter Coveney study? A) "Gungy" mud B) Siliceous ooze C) Quartz crystal oscillations

4 28. A_. What does the structure of clay minerals resemble? A) Stacked sheets, like a deck of cards B) A double spiral, like a staircase C) Small, eight-sided pyramids 29. C_. What is RNA? A) An essential structural element in bones B) A molecule that stores energy in living things C) An essential part of life's genetic code 30. A_. What may be an important function of minerals in the chemistry of life? A) Raw ingredients & surfaces B) Provide free electrons C) Help shield chemical reactions from excess heat & pressure 31. B_. What is found at Shark Bay, Australia? A) Stromatolite fossils B) Living stromatolites C) Whale sharks 32. B_. What is responsible for building up the stromatolites, layer by layer A) Weathering & erosion of sediments B) Biological cementing by microbes C) Crystallization of hot fluids 33. C_. What did Van Kranendonk discover in the Australian desert? A) Mud tracks of the earliest animals B) The earliest single celled organism on earth C) The very earliest fossil of life on earth 34. A_. How does geologist Ruth Blake view her work? A) As a crime scene investigation B) As a blank canvas C) As a jigsaw puzzle 35. B_. Which evidence of ancient life is Blake searching for in some of earth's oldest rocks? A) Trace fossils such as imprints & burrows B) Chemical signatures of life C) Hard remains of life such as shells, teeth, & bones 36. B_. Signals of life were likely detected in rocks of which age? A) 3.5 billion years B) 3.8 billion years C) 4 billion years 37. C_. According to Hazen, what was one of the "greatest tricks that life ever figured out"? A) Building rigid structures B) Moving onto land C) Converting sunlight to energy 38. C_. What gas was introduced into earth's atmosphere by early microbes? A) Carbon dioxide B) Nitrogen C) Oxygen 39. A_. Hazen's "Red Earth" refers to what event in earth history? A) The formation of iron deposits B) The Permian mass extinction C) The enhanced, red sunsets due to volcanic eruptions 40. C_. According to Hazen, about two-thirds of the minerals found on earth resulted from A) the formation of the moon B) meteorite impacts C) the introduction of oxygen into the atmosphere 41. A_. According to Hazen, rocks create life, life creates rocks. A) True B) False 42. A_. Which phase occurred after Red Earth? A) White Earth B) Green Earth C) Blue Earth 43. C_. What rescued earth from extreme cold conditions? A) The formation of earth's moon B) Meteorite impacts breaking through the icy veneer C) Volcanic eruptions of carbon dioxide gas 44. A_. Carbon dioxide is beneficial in that it A) helps to blanket the earth & retain heat B) provides a breathable gas for large animals C) helps to trap iron in earth's oceans 45. A_. When did life "explode" on earth, forming a diverse number of forms? A) About 540 million years ago B) 3.8 billion years ago C) 4.5 billion years ago 46. C_. What are some of the first hard-shelled animals that evolved on earth? A) Hermit crabs B) Snails C) Trilobites 47. B_. How did life "co-opt" minerals? A) It used minerals as a source of food B) It used minerals to form shells, teeth, & bones C) It used minerals to manufacture tools & technology 48. B_. What is the latest chapter in earth history? A) The introduction of free oxygen B) Human activity C) Life's ability to form hard parts MS Word download:

5 NOVA Life s Rocky Start Video Questions TpT: McNeely 2017