Which statement is correct about the inner core and mantle of the Earth? (1 point)

Question

Responses

The mantle is entirely solid, while the inner core is entirely liquid.
The mantle is entirely solid, while the inner core is entirely liquid.

The mantle is both solid and liquid, while the inner core in entirely liquid.
The mantle is both solid and liquid, while the inner core in entirely liquid.

The mantle is entirely liquid, while the inner core is entirely solid.
The mantle is entirely liquid, while the inner core is entirely solid.

The mantle is both solid and liquid, while the inner core is entirely solid.

Answer 1

The correct statement is:

The mantle is both solid and liquid, while the inner core is entirely solid.

The mantle consists of semi-solid rock that behaves in a plastic manner, allowing for convection currents, while the inner core is believed to be solid, composed primarily of iron and nickel.

Answer 2

What are the two main elements found in the core of the Earth? (1 point)
Responses

iron and aluminum
iron and aluminum

aluminum and calcium
aluminum and calcium

nickel and silicon
nickel and silicon

iron and nickel

Answer 3

The correct answer is:

iron and nickel.

The Earth's core is primarily composed of these two elements, with iron being the predominant component.

Answer 4

Which layers can S-Waves go through?(1 point)
Responses

inner core, mantle, and crust
inner core, mantle, and crust

outer core, mantle, and crust
outer core, mantle, and crust

outer core, inner core, and crust
outer core, inner core, and crust

inner core, outer core, and mantle

Answer 5

The correct answer is:

inner core, mantle, and crust.

S-waves (secondary waves) can travel through the inner core, mantle, and crust, but they cannot travel through the outer core, which is liquid.