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

Astronomy Exam #1 Questions And Answers What is a star? - ANS A star is a large luminous ball of gas that generates heat and light through nuclear fusion. What is a planet? - ANS A planet is a moderately large object that orbits a star. It shines by reflected light. Planets may be icy or rocky What is a moon? - ANS A moon (or satellite) is an object that orbits the planet. What is an asteroid? - ANS An asteroid is a small and ROCKY object that orbits a star. What i...

The direction of the Doppler shift determines: A. the peak velocity of the flow B. the color Doppler hue C. the average velocity of the flow D. the color Doppler luminance -answer- B. the color Doppler hue Color Hue - perceived color used to demonstrate direction (red and blue or positive and negative shift) What is the primary factor that determines the resistance characteristics of the arterial signal displayed by PW Doppler? A. vessel course and location B. branch number C. part it...

billy mitchell aerospace exam questions and answers 100% pass Location of space - Answer- Beyond the influence of earth Micro gravity - Answer- small or low gravity Cislunar space - Answer- the space between the earth and the moon interstellar space - Answer- the distance from one solar system to another interplanetary space - Answer- the space from the center of the sun to the orbit of Pluto galaxy - Answer- an enormous collection of starts arranged in a particular shape universe - Answ...

ARBY'S MANAGER TRAINING TEST: WEEK 1 ACTUAL QUESTIONS AND ANSWERS 2024 GRADED A What is mission QF3? Ans- Quality, Fast, Food, and Friendly What are the Team Member Arby's Red Hat Service principles? Ans- We're friendly, We're proud, We put our customers first, We find a way to make it right. When must you wear gloves? Ans- When cleaning, assembling and disassembling the slicer. When using knives, when slicing tomatoes. How often is the slicer disassembled, washed, rinsed and...

Light year definition correct answers The distance light travels in one year Light year distance correct answers 9.5*10^12 km Astronomical Unit (AU) definition correct answers Average distance from the Earth to the Sun AU distance correct answers 1.5*10^8 km Galaxy correct answers A great cloud of stars, gas, and dust held together by the combined gravity of all its matter Planetary Systems correct answers A set of gravitationally bound non-stellar objects in orbit around a star o...

What does is feel like to the astronauts as they orbit the earth? - correct answer like an elevator free falling as if the cable has broken What does "d" stand for in Newton's Law of Gravitation for a spacecraft orbiting a planet? - correct answer distance to the planets center Perihelion - correct answer the point in the orbit of a planet, asteroid, or comet at which it is closest to the sun. Aphelion - correct answer which is the point in the orbit where the celestial body is farth...

CAP Billy Mitchell Aerospace Review 2024 Questions and Answers 100% Pass A heading indicator is also known as a... - Answer- Directional Gyro Which of the following is NOT true regarding microbursts? - Answer- Microbursts usually occur gradually, thus allowing a pilot time to react Which of the following provides energy that caused our atmosphere to move both horizontally and vertically? - Answer- The Sun What rocket was used to launch the first manned Apollo mission, Apollo 7? - Answer- ...

Where do you expect to find short-period comets in the solar system? Kuiper Belt How big is the nucleus of a comet? A couple of kilometers in diameter Where do you expect to find long period comets in the solar system? Oort Cloud What direction does the ion tail point toward? Always directly away from the sun Where is the heart of every comet? Nucleus What is the hydrogen envelope of a comet? An invisible envelope of hydrogen released via chemical processes What is a comet? Irregularly sha...

The cells that secrete epinephrine and norepinephrine correct answers chromaffin cells what is exudate ascites associated with correct answers cancer what is transudate ascites associated with correct answers cirrhosis what does a high white blood cell count indicate correct answers infection what does a decrease in hematocrit indicate correct answers bleeding transitional cell carcinoma is commonly found in all of the following locations except: correct answers liver The neuro...

How old is the universe? correct answer: 14 billion years old How many kilometers make up a light year? correct answer: 10 trillion kilometers or 10 x 10^12 How many galaxies are present in the Local Group? correct answer: 40 Is there ever a time when we, on the Earth, are not in some type of motion? correct answer: no How far away are the nearest stars, excluding the Sun? correct answer: at least 4 light years away The elements hydrogen and helium were created during the Big...