8.4 Life On Earth Students Learn About 1. Analysis of the oldest sedimentary rocks provides evidence for the origin of life • Identify the relationship between the conditions on early Earth and the origin of organic molecules Notes THE AGE OF THE EARTH - based on geological‚ magnetic‚ radiographic and paleontological studies: aged 4.5 billion years - Hadean eon: formation of earth from gaseous cloud to solid body. Heavy molten iron sank down and became the core‚ lighter rock came to surface = crust
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FROM THE DAY of its publication in 1931‚ The Good Earth has been one of the most popular novels of the twentieth century. Sales figures and prizes tell part of the story. Several million copies of the book have been sold in more than sixty countries‚ including the United States. The book won the Pulitzer Prize and the William Dean Howells medal for fiction. Metro-Goldwyn-Mayer paid the then-record sum of $50‚000 for movie rights. The film version of the novel‚ released in 1937‚ was seen by over
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LIFE ON EARTH REVISION Analysis of the oldest sedimentary rocks provides evidence for the origin of life. - Identify the relationship between the conditions on early Earth and the origin of organic molecules. - Formation of the organic molecule was the first event in the evolution of life. - The molecules provided a building block for cell formation and the food for the earliest life. - Present day life’s atmosphere contains: - Oxygen - Water - Carbon
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make up Earth science. Geology‚ oceanography‚ meteorology‚ astronomy. 2. How is a scientific hypothesis different from a scientific theory? A hypothesis is a tentative but untested explanation‚ while a scientific theory is attested and confirmed hypothesis. A hypothesis may not work‚ but a theory must work. 3. List the basic steps followed in many scientific investigations. Curiosity—observation—interpretation—hypothesize—test (experiments)—re-examine 4. How old is Earth‚ and how do we measure
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1 to 4 in the order they occur. Type your response here: Slide 1 Phase: Order: Slide 2 Phase: Order: Slide 3 Phase: Order: Slide 4 Phase: Order: How did you do? Check a box below. Nailed It! – I included all of the same ideas as the model response on the Student Answer Sheet. Halfway There – I included most of the ideas in the model response on the Student Answer Sheet. Not
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The 8 most common elements in the earth’s crust are Oxygen‚ Silicon‚ Aluminum‚ Iron‚ Calcium‚ Sodium‚ Potassium‚ & Magnesium. They compose 98.5% of the total crust. A mineral occurs naturally‚ is a soli‚ inorganic‚ has chemical composition and a crystalline structure. Native minerals are single elements. Compounds are 2 or more. There are more compound than native. You can identify minerals by color‚ streak‚ luster‚ hardness‚ cleavage‚ and fracture. Minerals form by magma erupting and
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“All the world is a stage‚” as Shakespeare puts it. The life of Mr. Gregorio Cesar Y Aguto‚ commonly known to his students as “Sir Hidalgo” or “Dr. Hidalgo”‚ is in fact a stage. His entrance to the very stage happened when he was in Grade IV. War and all the fears that it brought made Sir Hidalgo forget the English language. Survival took over his mind‚ instead of sentences and phonetics. The education in Batanes‚ as with most places‚ continued after the World War II. Everything he knew about
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Hercules was the strongest mortal on Earth. He was a demigod who was highly worshipped‚ as the protector of mankind‚ by the Greeks. Unfortunately‚ he had strength but lacked wisdom and intelligence. He spent most of his life protecting the Greeks and proving himself to the people that worshipped him. Hercules’ father was the almighty Zeus and his mother was a mortal named Alcmene. Many people liked Hercules‚ but Hera was not one of those people. She hated him because Zeus‚ Hercules’ father‚ was unfaithful
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Mental illness has long been regarded with a negative stigmatism by those on the outside and resistance for understanding (Thoits‚ 6). In Lee Smith’s novel‚ “Guests on Earth‚” she attempts to shed light on the ignorance that shadows mental illness by telling a story about the lives of characters dealing with various issues. Within that obvious strategy‚ however‚ Smith seems to offer evidence to one of the most overlooked concerns in mental health. The ideas of social norms and mental illness have
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The Republic of Maldives consists of 1‚190 islands (fewer than 200 are inhabited) in the Indian Ocean‚ southwest of Sri Lanka. The Maldives has a population of 270‚000‚ of which about 70‚000 reside in Male‚ the capital city. Beautiful atolls‚ inhabited by over 1‚100 species of fish and other sea life‚ attract thousands of visitors each year. Tourism facilities are well developed on the resort islands. The Tsunami of December 26‚ 2004 caused some damage to several hotels and facilities on some of
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