Very little, 4 completely different Planets, about the only similarity is that they are made of rock and have an inner core of metal.
Well Mercury, Venus, Earth and Mars are all alike because they are solid/rock planets. This means that you can stand on all of these planets.
They are similar sizes and are (relatively) close together.
Both atmospheres are about 95% carbon dioxide.
there all inner planets of the solar population.
Mercury, Venus, Earth, and Mars are all small planets composed of rock material. They are also the closest four planets to the sun.
they both have gases
Venus, mars.
Mars
The Earth's nearest neighboring planets are Venus and Mars. Venus is closer to the Earth than Mars is.
Venus has almost the same mass and diameter as the earth.
Mars is closest to Earth, then Venus, and so on.
No. Mars has about one tenth of Earth's mass. Venus, howevr, does have a similar mass to Earth.
Venus, mars.
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Earth, Venus, Mars, and Saturn.
Mars
Earth > Venus > Mercury > Mars
Mercury, Venus, Earth and Mars
The Earth's nearest neighboring planets are Venus and Mars. Venus is closer to the Earth than Mars is.
Venus has almost the same mass and diameter as the earth.
Mars is closest to Earth, then Venus, and so on.
venus and mars
The planet similar in size to Earth is Mars.