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When a salesperson visitis your home and asks you to trya free sampe of cleaning fluid.

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Name four properties of Venus that are similar to those of Earth today.a. Equatorial radius; mass; surface temperature; atmospheric composition.b. Slow rotation; magnetic field; surface temperature; atmospheric composition.c. Equatorial radius; mass; average density; location within the Solar System.d. Retrograde rotation; magnetic field; density; location within the Solar System.
Look at the figure below. Compare the visual and UV images of Jupiter. What do you notice? What does it mean?a. Belts and zones are not visible in the UV. This means that Jupiter's own rotation speed is less than the speed of clouds in its atmosphere.b. The auroras do not radiate in the visible but do radiate in the UV. This means that the gases being excited by the magnetic field are very hot.c. The auroras do not radiate in the visible but do radiate in the UV. This means that the gases being excited by the magnetic field are very cold.d. Belts and zones are not visible in the UV. This means that Jupiter's own rotation speed is greater than the speed of clouds in its atmosphere.
Where is the oxygen on Mars today? How do you know?a. It leaked away into space due to the weak gravity, as observed in dissipation of matter ejected by geysers.b. It is locked within chemical compounds as oxides in the soils, as is evident by the reddish color of Mars's surface.c. It is mostly not outgassed from the planet's interior yet, as is evident by the low average density of Mars.d. It is locked within carbon in the atmosphere and polar caps as CO2, as is evident by mathematical modeling of atmospheric evolution.

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