Which planet is mostly made of gases and ice, but has rocky and metallic materials in its core?

The answer is Neptune because the only planets that are made of gas are Jupiter, Saturn, Uranus, and Neptune, and the only planets of those that are made of ice are Uranus and Neptune. Out of those two, I got Neptune because Uranus's core is made up of icy materials and Neptune's core is made up of iron and other metals. So the answer is Neptune, the eighth planet from the sun.

c

explanation:

weathering - colorado river carves land in arizona to form the grand canyon. cracks form in a sandstone wall surrounding a house. a marble statue near the science museum is changing color due to rainfall

erosion - after a rainstorm, soil and rock piees litter the roadways. the sand dunes in the sahara desert are changing shape.

here's your answer.