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Mars and Venus
Venus and Mars haveatmospheres mostly consisting ofcarbon dioxide.
The first four inner planets (Mercury, Venus, Earth, Mars) are mostly made of rock and metal. They have solid surfaces and are composed of materials like silicate minerals, metals such as iron and nickel, and smaller amounts of other elements.
Venus has the most carbon dioxide atmosphere of any planet in the solar system, with about 96.5% of its atmosphere composed of carbon dioxide. This thick atmosphere contributes to the planet's extreme greenhouse effect and high surface temperatures.
Mars & Venus
The rocky planets in our solar system are Mercury, Venus, Earth, and Mars. These planets have solid surfaces primarily made of rock and metal, unlike the gas giants which are mostly composed of gases such as hydrogen and helium.
The inner planets, including Mercury, Venus, Earth, and Mars, are composed mostly of rock and metal. They have solid surfaces and relatively high densities compared to the outer gas giants.
No Mars is composed mostly of rock. The atmosphere is very thin.
These are also known as the four inner planets or terrestrial planets. These are mercury, Venus, Earth, and Mars.
Terrestrial planets are close to the sun and include Mercury, Venus, Earth, and Mars. They are mostly composed of rock and metal. Gaseous planets are further from the sun and include Jupiter, Saturn, Uranus, and Neptune. They are mostly composed of gases like hydrogen and helium.
Both Mars and Venus have atmosphere made mostly of carbon dioxide. The atmosphere of Venus is much denser.
Terrestrial planet is another way of saying rocky planet. The inner rocky planets are; Mercury, Venus, Earth and Mars.