umbra
The center portion of a sunspot is called the umbra. It is the darkest part of the sunspot where the magnetic field is strongest and the temperature is cooler than the surrounding areas.
The solid outer crust layer of the Earth is called the lithosphere. The top portion of the mantle layer is called the asthenosphere.
The solid outer crust layer of the Earth is called the lithosphere. The top portion of the mantle layer, just beneath the lithosphere, is called the asthenosphere.
lithosphere
The exterior cartilaginous portion of the outer ear is called the pinna or auricle. It helps collect sound waves and direct them into the ear canal for processing by the ear drum and inner ear structures.
umbra
The center portion of a sunspot is called the umbra. It is the darkest part of the sunspot where the magnetic field is strongest and the temperature is cooler than the surrounding areas.
The outer portion is called the Cortex and the inner dark portion is called the Renal Medulla
The outer portion of the shadow is called the "penumbra".
Sunspot
The solid outer crust layer of the Earth is called the lithosphere. The top portion of the mantle layer is called the asthenosphere.
the mantle
The outer "receiving" portion of an intussusception is called the intussuscipiens;
crust
the outer portionof most bones is a layer of hard compactbone called the "Cortex".
An area on the sun that is cooler is called a sunspot.
The solid outer crust layer of the Earth is called the lithosphere. The top portion of the mantle layer, just beneath the lithosphere, is called the asthenosphere.