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Contestants Don’t Forget... …Always phrase your answers in the form of a question! Hands on your buzzers, its... The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff Changing View for $100 This planet has a rocky core and mantle of ice, ammonia, and methane which is surrounded by a generally featureless atmosphere. What is…? NO Y es Uranus Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff Changing View for $200 This is the Earthcentred model of the solar system What is…? NO Y es Geocentric model Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff Changing View for $300 These high-temperature eruptions of gases are found near sunspots What are…? NO Y es Solar flares Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff Changing View for $400 This celestial body orbits . the sun and has a bright nucleus and a fainter tail which always points away from the sun. What are…? NO Y es Comets Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff Changing View for $500 In a celestial body's orbit, this is an actual or apparent movement opposite to that of the usual east-to-west direction What is…? NO Y es Retrograde Motion Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff The Lives of Stars for $100 These are the two main features of stars that the Hertzsprung-Russell diagram describes. What are…? NO Y es 1. Luminosity 2. Temperature/colour Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff The Lives of Stars for $200 A group of stars connected by imaginary lines to form an image in the sky? What are…? NO Y es Constellations Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff The Lives of Stars for $300 This is the hypothesis that many astronomers currently hold regarding how our solar system was developed. What is the…? NO Y es Solar Nebula Theory Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff The Lives of Stars for $400 These low mass stars consume their hydrogen very slowly over a period that may be as long as 100 billion years What are…? NO Y es Red Dwarfs Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff The Lives of Stars for $500 Using a spectroscope, astronomers can analyze the light from a star to tell us this.. What is…? NO Y es The star's chemical composition Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff Exploring the Cosmos for $100 This is a large accumulation of stars, dust and gas which is held together by gravity. What is a…? NO Y es Galaxy Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff Exploring the Cosmos for $200 This is a small super-dense star that was thought to be a crushed remant of a large star that has exploded as a supernova. What is a…? NO Y es Neutron Star Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff Exploring the Cosmos for $300 These are. the three known types of galaxies. What are…? NO Y es 1. Spiral 2. Elliptical 3. Irregular Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff Exploring the Cosmos for $400 This is the apparent change in frequency of sound, light, and other waves due to the relative motion between the observer and the wave source. What is the…? NO Y es Doppler Effect Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff Exploring the Cosmos for $500 This is a method of indirectly measuring the distance by creating an imaginary triangle between the observer and an object whose distance is to be estimated. What is…? NO Y es Triangulation Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff Earth and Space for $100 This effect on Earth is caused by the moon's gravitational pull towards it. What is…? NO Y es Tides . Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff Earth and Space for $200 The Aurora Borealis (Northern Lights) are caused partly by these tiny particles from the sun. What is…? NO Y es Solar wind Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff Earth and Space for $300 This is a natural process that traps heat in the atmosphere and prevents it from escaping into outer space. What is the…? NO Y es Greenhouse Effect Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff Earth and Space for $400 This is the space surrounding a celestial body, such as the Earth, in which that body's magnetic field exists. What is the…? NO Y es Magnetosphere Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff Earth and Space for $500 This is a network of artificial satellites revolving around the Earth that send out continous location and time signals which are used as a navigational tool. What is…? NO Y es Global Positioning System (GPS) Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff Space Stuff for $100 Space rocks that exist in a band between Mars and Jupiter What is the…? NO Y es Asteroid Belt Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff Space Stuff for $200 These are the planets in our solar system starting from the sun. What are…? NO Y es Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff Space Stuff for $300 This is the reaction which occurs in stars like our sun to create immense heat and light energy. What is…? NO Y es Fusion Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff Pick the Picture for $400 NO What is…? Y es Mars Back to Game The Changing View from Earth The Lives of Stars Exploring the Cosmos Earth and Space Space 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Stuff Pick the Picture for $500 This is the space between stars. What is the…? NO Y es Iner-stellar medium. FINAL JEOPARDY One light year is thought to be approximately this many Astronomical Units (AU). What is... 63 240 AU (approx. 60 000 AU)
