Earth crust Study guides, Class notes & Summaries

SDSU Ocean 100 Final SacramentoGrilo Latest Version Already Passed origin of earth • Supernova: death of a star (great explosion) • Supernova happened 4.6 bya, dust and gas flattens to a disk and spins faster due to gravity and solar nebula formed. • Solar Nebula: describes formation of Earth 4.5 bya • Nebula: gas cloud origin of oceans • volcanic explosion, H2O condensed and rained down for thousands of years to create oceans • icy comets hitting earth (respon...

PRAXIS II ELEMENTARY EDUCATION- SCIENCE EXAM 2024 WITH 100% CORRECT ANSWERS How many questions are this Praxis exam? - correct answer 50 What is the passing score I need to pass? - correct answer 159 (raw points 33) What are the layers of the earth? (from inside to out) - correct answer inner core, outer core, mantle and crust What is the inner core? - correct answer solid center of the earth, composed of iron and nickel (700-800 miles) What is the outer core? - correct answer a l...

Radiation Protection in Medical Radiography/ Final Exam 2023 Which of the following is a form of radiation that is capable of creating electrically charged particles by removing orbital electrons from the atom of normal matter through which it passes? a. Ionizing radiation b. Nonionizing radiation c. Subatomic radiation d. Ultrasonic radiation - ANSWER-a. Ionizing Radiation The millisievert (mSv) is equal to a. 1/10 of a sievert. b. 1/100 of a sievert. c. 1/1000 of a sievert. d. ...

Oceanography 100 final SDSU Questions and Answers Already Passed How was the solar system formed? -a supernova (explosion of a start when it runs out of fuel) -4.6 billion years ago how was the earth formed? -a nebula made of gas and dust -was formed 4.5 billion years ago how did oceans form? -A volcanic expulsion - rained for thousands of years -hit by an icy comets -volcanic out gassing and ice from comets when did life form? -3.7 billion years ago how long have ani...

Earth Science Regents Review Questions and Answers | Latest Version | 2024/2025 | Already Passed What field focuses on understanding the components that form Earth's surface, such as rocks and minerals? Geology Which area of study involves exploring celestial bodies and phenomena beyond our planet, including stars and meteors? Astronomy Which science is concerned with weather patterns, climate, and atmospheric conditions? Meteorology What branch examines the vast majority o...

Compared to the age of the Universe of about 14 billion years, the currently accepted age of Earth is about ________ years as determined by using radioactivity for dating rocks and minerals. A) 4.6 thousand B) 4.6 billion C) 5.4 million D) 13.7 billion - B The ________ division of the geologic time scale is an era of the Phanerozoic Eon. A) Paleocene B) Paleozoic C) Permian D) Proterozoic - B The Earth's core was formed from ________. A) a massive nickel iron asteroid that was the n...

Science Bowl Ultimate Study Guide Earth/Space Latest 2024 Graded A+ Short Answer Lightning is most likely to occur at what time of day: morning, afternoon, evening, or night? ANSWER: AFTERNOON Multiple Choice Which of the following will NOT result from variations in the Moon's orbital plane with respect to the Earth? W) The Moon will continue to cause solar eclipses X) The Moon will pass over the Earth's North Pole Y) There will continue to be lunar eclipses Z) The apparent path...

origin of earth - Answer-• Supernova: death of a star (great explosion) • Supernova happened 4.6 bya, dust and gas flattens to a disk and spins faster due to gravity and solar nebula formed. • Solar Nebula: describes formation of Earth 4.5 bya • Nebula: gas cloud origin of oceans - Answer-• volcanic explosion, H2O condensed and rained down for thousands of years to create oceans • icy comets hitting earth (responsible for 1/2 of earths ocean water) origin of life - Answer-•...

Test Bank for Essentials of Geology Earth Science, 13th Edition (Tarbuck, 2024) All Chapters Covered, Latest Guide A+. Earth Science, 13e (Tarbuck) Chapter 1 Introduction to Earth Science 1) What are the basic differences between the disciplines of physical and historical geology? A) Physical geology is the study of fossils and sequences of rock strata; historical geology is the study of how rocks and minerals were used in the past. B) Historical geology involves the study of rock strata, ...

APSC 151 Final Exam Questions and Answers 100% CorrectAPSC 151 Final Exam Questions and Answers 100% CorrectAPSC 151 Final Exam Questions and Answers 100% CorrectAPSC 151 Final Exam Questions and Answers 100% CorrectAPSC 151 Final Exam Questions and Answers 100% CorrectThe most abundant elements in the Earth's CRUST by weight are a) Oxygen, Silicon, Aluminum b) Oxygen, Nitrogen, Carbon Dioxide c) Iron, Nickel, Gypsum d) Earth, Wind, Fire - ANSWER-A What are the two dominant sou...