Dwarf planet - Study guides, Class notes & Summaries

Astro 1 Exam 2 PSU | 100 Verified Questions with 100% Correct Answers | Updated for Academic Year Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. - What is the order of the planets with distance from the Sun? Venus - Which planet has the highest surface temperature? Jupiter - Which planet has the largest mass? Uranus - Which planet has the largest tilt of its spin axis? Mercury - Which planet has the largest temperature variations? Venus - Which planet rotates backw...

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...

A lightyear is the distance that _________ can travel in one _____ correct answers light, year How many km in a lightyear? correct answers 9.50 x 10^12 km How many KM in an AU correct answers 1.5 x 10^8 How many AU in a lightyear correct answers 63,000 AU Earth is a planet while the Sun is a________ correct answers Star Solar System correct answers consists of the sun, the planets, and some smaller bodies such as moon, asteroids, and comets - one planetary system Name the plane...

What are the Milky Way Galaxy's spiral arms? - The spiral arms are places where stars are formed from clouds of gas and dust Where are you in the Universe? If you had to give directions to your location in the Universe, what directions would you give? - We are the third planet away from the Sun. Our Solar System is located in one of the spiral arms of the Milky Way Galaxy, one within the Local Group of galaxies Why do astronomers now label Pluto a "dwarf planet"? - Due to its small size ...

PHYS 284 Midterm UPDATED Actual Exam Questions and CORRECT Answers star - CORRECT ANSWER- A large, glowing ball of gas that generates heat and light through nuclear fusion in its core. Our Sun is a star. planet - CORRECT ANSWER- A moderately large object that orbits a star and shines primarily by reflecting light from its star. According to the current definition, an object can be considered a planet only if it (1) orbits a star, (2) is large enough for its own gravity to make it roun...

NST1502 Assignment 2 (DETAILED ANSWERS) 2024 - DISTINCTION GUARANTEED - DISTINCTION GUARANTEED - DISTINCTION GUARANTEED Answers, guidelines, workings and references ...... QUESTION 1 1.1 Define Energy. (2) 1.2 Use your native language to define energy. Name the language and define it. (2) 1.3 What do greens plants depend on to make food? (2) 1.4 What process do green plants use to make food? (2) 1.5 What do animals depend on green plants for? (2) 1.6 Name seven life processes that require...

Jupiter ~ largest planet gas giant strong magnetic field counter rotating layers in the atmosphere mantle composed of metallic hydrogen Has 79 orbiting moons Saturn ~ second-largest and sixth planet from the Sun; has a complex ring system, at least 31 moons, and a thick atmosphere made mostly of hydrogen and helium No one knows how long one day on Saturn is Uranus ~ 7th planet from the sun planets ~ 1. A planet orbits the Sun directly (is not a satellite) 2. A planet is large en...

AST101 Clicker Quizzes UofT with 100% Correct Answers What does the term "Solar System" mean? - Answer- The Sun, the planets, and all of their moons What does the term "Universe" mean? - Answer- The totality of all space, time, energy, and matter Earth is 1 AU from the Sun. What is the maximumpossible separation between Earth and Mars? (Hint: Mars is the next farthest planet from the Sun) - Answer- 2.5 AU A 'light year' is a measure of: - Answer- distance Stars are... -...

Kuiper belt Object (KBO) - A small body made of ice and rock that orbits beyond Neptune's orbit, in the Kuiper Belt. Exoplanet - a planet that orbits a star outside the solar system dwarf planet - Pluto (has 5 moons in KBO) Eris (has 5 moons) Ceres (in asteroid belt) asteroid belt - the region of the solar system between the orbits of Mars and Jupiter, where many asteroids are found Kuiper belt - A region of the solar system that is just beyond the orbit of Neptune and that contains sm...

How do we know about the formation of the solar system? correct answers Telescopes, rovers, probes, samples Who published work about heliocentrism? correct answers Copernicus What makes a planet a planet? correct answers 1. large body orbiting a star (in a regular pattern) 2. Nearly spherical 3. Cleared it's orbit of debris Zone 1 of the Solar System correct answers First four planets, terrestrial (rocky), small Zone 1.5 of the Solar System correct answers Asteroid belt lies betwe...