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Quake-Measuring Device Looks at Inside of Mars – VOA Learning English
A quake-measuring device on Mars is providing the first close look at the inside of the planet. The findings show a surprisingly…
A quake-measuring device on Mars is providing the first close look at the inside of the planet. The findings show a surprisingly thin crust and a hot, molten core beneath the Martian surface.
Scientists recently reported that the Martian crust is about…
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