Astronomy: The Solar System Planets
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Astronomy: The Solar System Planets

Test your knowledge on the eight planets in our solar system, their characteristics, and their order from the sun. Learn interesting facts about Jupiter, Saturn, Uranus, Neptune, and more.

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Questions and Answers

Mercury is the ______ planet from the sun

closest

Jupiter is the largest planet in the solar system and has a great ______

red spot

Saturn has a complex ______ system

ring

Uranus lies on its ______

<p>side</p> Signup and view all the answers

Neptune appears ______ blue

<p>royal</p> Signup and view all the answers

Polaris is the actual name of the North ______

<p>Star</p> Signup and view all the answers

Arcturus is a star in the constellation ______

<p>Herdsman</p> Signup and view all the answers

Castor and Pollux are two stars in the constellation ______

<p>Twins</p> Signup and view all the answers

Betelgeuse and Rigel are two supergiant stars in the constellation ______

<p>Orion</p> Signup and view all the answers

Sirius is the star in the constellation Big ______

<p>Dog</p> Signup and view all the answers

The waning crescent moon is the phase in which the sunlight portion of the moon is beginning to shrink smaller and is now on the ______ side

<p>left</p> Signup and view all the answers

The troposphere is the layer of the atmosphere that is closest to the earth and where all the ______ occurs

<p>weather</p> Signup and view all the answers

The ozone layer is an invisible shield of gas in the stratosphere that helps protect the earth from ______ rays

<p>ultraviolet</p> Signup and view all the answers

Sunspots are darker areas on the outer surface of the ______

<p>sun</p> Signup and view all the answers

The corona is the vapor blanket surrounding the sun, visible only during a total ______

<p>eclipse</p> Signup and view all the answers

Auroras are light displays seen near the poles caused by the collisions of particles from the solar wind with molecules of ______

<p>air</p> Signup and view all the answers

The only planet suitable for ______ is Earth

<p>life</p> Signup and view all the answers

About 78% of the air is made of ______

<p>nitrogen</p> Signup and view all the answers

Jupiter is the ______ planet in the solar system

<p>largest</p> Signup and view all the answers

Saturn has a complex ______ system

<p>ring</p> Signup and view all the answers

Neptune appears royal ______

<p>blue</p> Signup and view all the answers

The waxing crescent moon shows a bit of the sunlit side of the moon on the ______ side

<p>right</p> Signup and view all the answers

Orion is the constellation mentioned in the ______

<p>Bible</p> Signup and view all the answers

Polaris is the actual name of the North ______

<p>Star</p> Signup and view all the answers

Sirius is the star in the constellation Big ______

<p>Dog</p> Signup and view all the answers

The crescent moon is the phase in which only a curved edge of the moon's side that faced earth is illuminated, lasting about 6 ______

<p>days</p> Signup and view all the answers

Uranus has 27 ______

<p>moons</p> Signup and view all the answers

Betelgeuse and Rigel are two supergiant stars in the constellation ______

<p>Orion</p> Signup and view all the answers

Plants use the sun's energy to convert water and carbon dioxide into sugars through ______

<p>photosynthesis</p> Signup and view all the answers

During a solar eclipse, the moon is on the same level as the sun and blocks out the sun's ______

<p>light</p> Signup and view all the answers

The light of the moon comes from the ______

<p>sun</p> Signup and view all the answers

In a lunar eclipse, the moon travels through the earth's ______

<p>shadow</p> Signup and view all the answers

______ is the layer of gases surrounding a planet or moon

<p>atmosphere</p> Signup and view all the answers

______ is the portion of a large meteoroid that survives the journey through Earth's atmosphere and strikes the ground

<p>meteorite</p> Signup and view all the answers

______ is a faint light caused by ions in the lower regions of the thermosphere

<p>Airglow</p> Signup and view all the answers

The magnetic field surrounds the entire earth and protects the earth from harmful space ______

<p>particles</p> Signup and view all the answers

Solar wind is a steady stream of subatomic particles from the ______

<p>sun</p> Signup and view all the answers

______ has a moon larger than Mercury

<p>Saturn</p> Signup and view all the answers

The North Magnetic Pole is located near the geographic North ______

<p>Pole</p> Signup and view all the answers

Plants use the sun's energy to convert water and carbon dioxide into sugars through ______

<p>photosynthesis</p> Signup and view all the answers

The air pressure at sea level is 14.7 pounds per square ______

<p>inch</p> Signup and view all the answers

The only planet suitable for ______ is Earth

<p>life</p> Signup and view all the answers

Solar wind is a steady stream of subatomic particles from the ______

<p>sun</p> Signup and view all the answers

The ______ meowed

<p>cat</p> Signup and view all the answers

Solar and Lunar Phenomena: During a solar eclipse, the moon is on the same level as the sun and blocks out the sun's ______

<p>light</p> Signup and view all the answers

The light of the moon comes from the ______

<p>sun</p> Signup and view all the answers

The ______ barked

<p>dog</p> Signup and view all the answers

The waning crescent moon is the phase in which the sunlight portion of the moon is beginning to shrink smaller and is now on the ______ side

<p>left</p> Signup and view all the answers

Jupiter is the ______ planet in the solar system

<p>largest</p> Signup and view all the answers

Saturn has a complex ______ system

<p>ring</p> Signup and view all the answers

Arcturus is a star in the constellation ______

<p>Herdsman</p> Signup and view all the answers

Neptune appears ______ blue

<p>royal</p> Signup and view all the answers

The ______ barked

<p>dog</p> Signup and view all the answers

The light of the moon comes from the ______

<p>sun</p> Signup and view all the answers

Castor and Pollux are two stars in the constellation ______

<p>Twins</p> Signup and view all the answers

Sirius is the star in the constellation Big ______

<p>Dog</p> Signup and view all the answers

Neptune appears ______ blue

<p>royal</p> Signup and view all the answers

Jupiter is the largest planet in the solar system and has a great ______

<p>red</p> Signup and view all the answers

Study Notes

  • The eight planets in order from the sun are: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.

  • Jupiter is the largest planet in the solar system, is the fifth planet from the sun, and has a great red spot.

  • Saturn is the second-largest planet and sixth planet from the Sun, with a complex ring system, at least 31 moons, and a thick atmosphere of hydrogen and helium.

  • Uranus has 27 moons, lies on its side, and was the first planet discovered in modern times.

  • Neptune appears royal blue and has a moon named Triton.

  • Polaris is the North Star, Arcturus is in the constellation Herdsman, Castor and Pollux are in the constellation Twins (Gemini), Betelgeuse and Rigel are in Orion, and Sirius is in Canis Major.

  • The moon orbits the earth every 27.3 days, with phases including crescent, new moon, full moon, waxing crescent, and waning crescent.

  • The atmosphere has layers including the troposphere (where weather occurs), ozone layer (protecting from UV rays), and exosphere (topmost layer).

  • Space phenomena include sunspots, corona, solar wind, and auroras caused by collisions of solar wind particles.

  • Earth is approximately 93,000,000 miles from the sun, and American astronauts first landed on the moon in 1969.

  • Earth is the only planet suitable for life, the North Magnetic Pole is near the geographic North Pole, and air pressure at sea level is 14.7 pounds per square inch.

  • Meteoroids often burn up in the mesosphere, meteorites strike the ground, and meteors are burning meteoroids in the mesosphere.

  • Ancient beliefs included viewing the sun as a god, and the chemical composition of air consists of about 78% nitrogen and 21% oxygen.

  • Air expands when heated, airglow is a faint light in the thermosphere, and the earth's magnetic field protects from space particles.

  • Saturn has a moon larger than Mercury, plants use the sun's energy for photosynthesis, and during solar eclipses the moon blocks the sun's light.

  • Lunar eclipses occur when the moon passes through the earth's shadow, and the moon's light comes from the sun.

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