Photosphere but more tenuous corona. Other "surface features" on the photosphere are solar flares and sunspots. Photosphere The photosphere is a star's outer shell from which light is radiated. The term itself is derived from Ancient Greek roots, φῶς, φωτός/"phos, photos" meaning "light" and σφαῖρα/"sphaira" meaning "sphere", in reference to it being a spherical surface that is perceived to emit light. It extends into a star's surface until the plasma becomes opaque, equivalent to an optical depth of approximately 2/3, or equivalently, a depth from which 50% of light will escape without being scattered. In other words, a photosphere is the
I Want to Know What Love Is original, this piano-led remake is less an overhaul of the classic '80s hit than it is a modest but impressive update." The UK "Daily Star" gave it a 5 out of 5 rating: "[The song is] given the Carey treatment and [is] complete with choir and karaoke climax. It's a great rework." Bill Lamb from About.com said that "Mariah Carey's new version could leave you speechless. The diversity of vocal coloring expressed in this recording is stunning. While the single Obsessed remains disappointing, this single is a reminder of just how formidable Carey's talents are given a strong production and