SOLAR SYSTEM

Detailed explanation-1: -Terrestrial planets are planets made up of rocks or metals with a hard surface-making them different from other planets that lack a solid surface. Terrestrial planets also have a molten heavy metal core, few moons, and landforms such as cliffs, valleys, volcanoes and craters.

Detailed explanation-2: -The metallic asteroids are composed of up to 80% iron and 20% a mixture of nickel, iridium, palladium, platinum, gold, magnesium and other precious metals such as osmium, ruthenium and rhodium.

Detailed explanation-3: -Most of this ancient space rubble can be found orbiting the Sun between Mars and Jupiter within the main asteroid belt. Asteroids range in size from Vesta – the largest at about 329 miles (530 kilometers) in diameter – to bodies that are less than 33 feet (10 meters) across.

Detailed explanation-4: -The asteroids that are nearest the sun are mostly made of carbon, with smaller amounts of nitrogen, hydrogen and oxygen, while the ones further away are made up of silicate rock. Silicates are the are very common on Earth and in the solar system.