Question

the video tells us that the mantle of the earth today is , and the core is . layering by physical properties layers on the left side are based on factors such as whether the layer is liquid or solid, weak or strong. layering by chemical composition the right side of this cross section shows that there are three different layers based on differences in composition. crust (low - density rock 7 - 70 km thick) mantle (high density rock) outer core (liquid) core (iron + nickel) inner core (solid)

Explanation:

The Earth's mantle is solid, consisting of upper and lower mantle. The core has an outer - liquid part and an inner - solid part, mainly composed of iron and nickel.

Answer:

solid; liquid outer and solid inner