planets

by mommabeth
Last updated 7 years ago

Discipline:
Science
Subject:
Planets & Astronomy
Grade:
4

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planets

OUR SOLAR SYSTEM

Includes everything that orbits our sun

Mercury is the closest planet to the sun.Ithas a low surface of gravity. Mercury has noatmosphere. The daytime temperature isover 400 degrees Celsius, at night the temperaturedrops to -180 degrees Celsius.

Venus is the second planet from the sun. Venus issurrounded by clouds that produce acid rain. The atmosphereis made up of mainly carbon dioxide. It also has gravity similar to that of Earth. Venus is the hottest planet.

Earth is our home planet.It is the 3rd planet from the sun. It is the only planet in our solar system to harbor life. Air, water, land, and life combining forces to create our constantly changing world.

Mars is the 4th planet from the sun. Itis nicknamed the red planet because itis covered with a rust-like dust. Mars hasmany massive volcanoes on its surface. Marshas very weak gravity and a thin atmospheremade mostly of carbon dioxide.

Jupiter is the 5th planet from the sun and the largest planet in the solar system. Thick,colorful clouds of poisonous gases surroundJupiter. The quick spinnning of the planet createsthe bands around the planet. Jupiter has a verystrong magnetic field.

Saturn is the 6th planet from the sun.It is the second largest planet in our solarsystem. It is surrounded by a system ofrings that are made up of millions of icecrystals, some as big as houses and othersas small as specks of dust. Saturn has a strong magnetic field and high levels of radiation.

Uranus is the 7th planet from the sun. It spins lying on its side. Uranus was the first planet discovered by telescope. It takes 84 earth years to go around the sun, this means each of its poles is in daylight for 42 years and in darkness for the next 42.

Neptune is the last planet in our solar system and suffers the most violent weather. Neptune is a large, water planet covered in thin wispy clouds that stretch out around the planet. It is nearly four times the size of earth.


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