Planets vary as they get farther from the Sun. As a rule, the farther a planet’s orbit from the Sun– A
the greater the planet’s diameter.

B
the longer it takes to orbit the Sun.

C
the rockier the surface of the planet.

D
the greater the planet’s surface temperature.

A planet's orbital speed changes, depending on how far it is from the Sun. The closer a planet is to the Sun, the stronger the Sun's gravitational pull on it, and the faster the planet moves. The farther it is from the Sun, the weaker the Sun's gravitational pull, and the slower it moves in its orbit.

Explanation:

B

Explanation:

They have a wider circle to travel around.

The greater the circumference, the longer the journey.

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