They are getting farther away from the sun.
The outer planets generate their own heat and the inner planets are warmed by the sun.
Because they 4 inner planets are nearer the Sun, which warms them with its heat.
Inner planets. are inner & outer planets. are outer
the inner planets are sometimes called Terrestrial Planets
I hesitate to admit that I was raised on one of the inner planets. The inner planets are not gaseous, like the outer planets.
The outer planets generate their own heat and the inner planets are warmed by the sun.
Because they 4 inner planets are nearer the Sun, which warms them with its heat.
none of the inner planets
Inner planets. are inner & outer planets. are outer
The inner planets are Mercury, Venus, Earth, and Mars. They are "inner" because the are the first 4 planets from the Sun.
After the inner planets you get the outer planets.
Inner planets
the inner planets are sometimes called Terrestrial Planets
Inner planets are terrestrial planets outer are jovian planets
the inner planets
From the nearest star. Also planets have an inner core which releases heat(volcanoes,etc). At about 300 feet downwards the earth temperature is 50 degrees, this is where we get geothermal energy.
I hesitate to admit that I was raised on one of the inner planets. The inner planets are not gaseous, like the outer planets.