What is a nebula - Study guides, Class notes & Summaries

Natural Event Geological or atmospheric processes involving the release of energy and has nothing to do with people. Geological is due to the hot interior of the Earth and can be expressed as volcanoes. Atmospheric type of energy is the product of solar energy which can be expressed as tornadoes. Characteristics of a Natural Disaster (5) geological, atmospheric, magnitude, frequency, duration, areal extent Recurrence interval time between same sized events (150 years) frequency 1/recurrenc...

What is the origin of the Earth? - Answer-Formed out of a solar nebula What are the origins of Life? - Answer-Archaea - the oldest origin of life on Earth What is kinetic energy? - Answer-The energy of motion What is heat energy? - Answer-Energy created by particles of matter rubbing together What is density? - Answer-A measurement of the amount of matter in a given volume of something. (mass per unit volume) What is convection? - Answer-Transfer of heat through currents caused by differen...

What makes up 99.8% of the solar system's mass? The sun Mercury, Venus, Earth and Mars are called what type of planets? Terrestrial Terrestrial planets are ________ in size and ______ in mass and have a _______ density of 3.9-5.5 g/cm3 Small; Low; High What terrestrial planet is the densest of them all. Earth Jupiter, Saturn, Uranus and Neptune are called what types of planets? Jovian Jovian planets are ______ is size, ______ in mass and have a _______ density of about 0.7-1.6 g/c...

AST 101 Rio Salado Mid-Term: Multiple Choice & Essay Questions and Answers Already Passed What is the main difference between a planet and a star? A planet orbits a star and does not produce its own light, while a star generates its own light and energy through nuclear fusion. What causes the phases of the Moon? The phases of the Moon are caused by the changing angles from which we view the Moon’s illuminated half as it orbits Earth. What is the significance of the Hubble Sp...

Science Bowl Astronomy Questions and Answers Already Passed A solar eclipse can only occur at a: A. full moon B. new moon C. 1⁄2 gibbous moon D. 1⁄4 gibbous moon Answer: B Which of the following constellations cannot be seen in the summer sky of the northern hemisphere? A. Libra B. Orion C. Ursa Major D. Cygnus Answer: B What percent of stars in the sky that appear to be single stars are actually binary stars: A. about 90% B. about 50% C. about 20 % D. about .5% Answer: B T...

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...

What are the three types of spectra? Correct Answer-Continuous, emission, and absorption spectra What creates a continuous spectrum and what does it look like? Correct Answer-A hot solid, such as a star. All of the color is shown on the spectrum. There are no breaks. What creates an emission line spectrum and what does it look like? Correct Answer-A hot gas, such as a nebula. Only breaks in color are shown. What creates an absorption spectrum and what does it look like? Correct An...

Geology 1010 Exam 1 Dr. Coulson Clemson Questions and Answers 100% Pass What is science? One way of viewing the world around us ex.(historical, religious, philosophical) What does science rely on? Facts What is a principle? A fact that was a revelation in the field. What are the 4 steps of the scientific method? Observation (Step 0), Question, Hypothesis, Collect Data, Evaluate What is a Theory? A hypothesis that has been tested with a significant amount of data. What is a law? A law is an ...

When geologic material behaves like a liquid during an earthquake, often causing structures to topple, this is referred to as correct answers liquefaction Much of what we know about the earth's interior has been learned by correct answers Studying earthquakes and seismic waves gravity is an example of a: correct answers scientific law Which of the following earth layers behaves as a plasticky solid that flows easily A) inner core B) asthenosphere C) crust D) lithosphere correct ...

A carbon dioxide concentration of 400 parts per million (ppm) means that carbon dioxide represents ________ of Earth's atmosphere. - ️️less than 0.1% A habitable world is defined to be one that - ️️has conditions suitable for life A star less luminous than our Sun will have a habitable zone that is - ️️narrower and closer to the star than the habitable zone of the Sun A UFO is - ️️an unidentified object seen in the sky A wormhole is a - ️️shortcut between two distant par...