Is D
is D because the inner layers are the Core, Radiative Zone and Convection Zone.
They do not demonstrate Earth's tilt. In fact, they're not "used" to demonstrate anything. It works the other way:. When you observe the Coriolis effect and the behavior of the Foucault pendulum, and you try to explain why the behave the way they do, one possible simple explanation for both of them is the Earth's ROTATION. Then, when you also observe the rising and setting of the sun and moon, and you also notice how the NUMBERS all go together, the case for the rotating, spherical Earth gets stronger and stronger.
I think is A or B it depends on like what the trying to answer
Mirrors reflect light waves.
Gravity.: Gravity is the force that acts at a right angle to the path of an orbiting object.