Transcript powerpoint jeopardy

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14.5
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14.1 - 10
• What is the main difference between
heliocentric and geocentric?
14.1 – 10
• Heliocentric – sun at the center of the solar
system
• Geocentric – earth at the center of the solar
system
14.1 - 20
• Who was the first to suggest the sun was at
the center?
• Who used his telescope to help prove the
heliocentric model?
14.1 – 20
• Copernicus
• Galileo
14.1 - 30
• Kepler had three laws of planetary motion.
Name one.
14.1 – 30
• Planets move in ellipses, not circles.
• Planets move faster when they are closer to
the sun.
• Planets that are closer to the sun (i.e.
Mercury Venus…) move faster than those
further away.
14.1 - 40
• What does AU stand for?
• How many AU is the Earth from the Sun?
14.1 – 40
• Astronomical Unit
• Earth = 1 AU away from the sun
14.1 - 50
• Why can we see the planets? That is, why
aren’t they just dark?
14.1 – 50
• They reflect light from the sun.
14.3 - 10
• Name the four inner planets in order of
increasing SIZE (smallest first, largest last).
14.3 – 10
• Mercury, Mars, Venus, & Earth
14.3 - 20
• Which is the hottest of all the planets? Why?
14.3 – 20
• Venus – it has a very thick atmosphere
14.3 - 30
• Describe the greenhouse effect.
14.3 – 30
• Heat gets trapped by molecules in the air,
making the atmosphere much hotter, like on
Venus
14.3 - 40
• Name the largest volcano in the solar system.
Which planet is it on?
14.3 – 40
• Olympus Mons
• It’s on Mars
14.3 - 50
• Why does it get really really hot and then
really really cold on Mercury?
14.3 – 50
• Mercury has virtually no atmosphere, so it
can’t trap heat.
14.4 - 10
• Name the 4 outer planets in order. (closest to
the sun first, furthest from the sun last)
14.4 – 10
• Jupiter, Saturn, Uranus, Neptune
14.4 - 20
• Name one big piece of information about
each gas giant that makes it unique.
14.4 – 20
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Jupiter – Big Red Spot
Saturn – Spectacular Rings
Uranus – Sideways rotation
Neptune – Cold, blue planet
14.4 - 30
• Which planet has the largest moons?
14.4 – 30
• Jupiter
14.4 - 40
• What is the name of the spacecraft that
visited Uranus, Saturn and Neptune?
14.4 – 40
• Voyager 2
14.4 - 50
• Why is Pluto now considered a dwarf planet?
14.4 – 50
• Pluto has not cleared out its path yet.
14.5 - 10
• Where is the Oort Cloud and the Kuiper Belt?
What is made there?
14.5 – 10
• Oort Cloud – a sphere around the solar
system
• Kuiper belt – around where Pluto is
• These are where comets come from.
14.5 - 20
• What are the different parts of a comet?
14.5 – 20
• Nucleus, coma and tail (gas tail & dust tail)
14.5 - 30
• Where is the asteroid belt?
14.5 – 30
• Between the orbits of Jupiter and Mars.
14.5 - 40
• What is the main difference between
meteors, meteorites, and meteoroids
(generally speaking)?
14.5 – 40
• Same thing, just in different places.
14.5 - 50
• What was responsible for the extinction of
dinosaurs (according to popular scientific
theory), an asteroid, comet, or meteor?
14.5 – 50
• An asteroid crashing into earth
Etc. - 10
• What is the name of the Greek astronomer
who said that the Earth was at the center of
the universe?
Etc. – 10
• Ptolemy
Etc. - 20
• Meteoroids usually come from
Etc. – 20
• Comets or asteroids
Etc. - 30
• Which two planets are less than 1 AU away
from the sun?
Etc. – 30
• Mercury and Venus
Etc. - 40
• Saturn’s rings are made up mostly of
Etc. – 40
• Chunks of rock or ice
Etc. - 50
• The solar system consists of ___ stars and ___
planets
Etc. – 50
• 1 star (sun) and 8 planets