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Solar System

TermDefinition
Rotation The spinning of the Earth on its axis. This causes day and night. One of these happens every 24 hours.
Revolution The orbit of the Earth around the sun. This causes seasons. One of these happens every 365 days.
Winter This is a season that has the least amount of daytime hours.
Summer This is a season that has the most amount of daytime hours.
Spherical The shape of planet Earth.
Solstice Two of these occur throughout the year. On these days this part of the Earth either experiences the most amount of daylight hours or the least amount of daylight hours. Occur in June & December.
Equinox Two of these occur throughout the year. There are equal daylight and darkness hours on these days. Occur in March & September.
Sun The only star in our solar system.
The tilt of the Earth’s axis. The tilt of the Earth’s axis. This causes seasons.
Rainy Season A season that occurs in the tropical region of the Earth. This season brings excessive amounts of rainfall and very hot temperatures.
Dry Season A season that occurs in the tropical region of the Earth. This season brings very little rainfall and extremely hot temperatures.
Order of the planets in our solar system Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune
When the northern hemisphere is having summer, the northern hemisphere is __________________. tilted towards the sun
When the northern hemisphere is having winter, the northern hemisphere is __________________. tilted away from the sun
When the southern hemisphere is having winter, the northern hemisphere is having __________. summer
Characteristics of Inner Planets Mercury, Venus, Earth, and Mars. Smaller in size, few moons, and rocky planets.
Characteristics of Outer Planets Jupiter, Saturn, Uranus, and Neptune. Larger in size, many moons, and made of gas.
Gravity The force that keeps the planets revolving around the sun, and the moons revolving around the planets. The more mass an object has, the stronger the gravitational pull.
Created by: melissamatthews
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