The Big red eye of the #HelixNebula in Infrared Part 2 | the nebula's central star itself is immersed in a surprisingly bright infrared glow. Models suggest the glow is produced by a dust debris disk. Even though the #nebular material was ejected from the star many thousands of years ago, the close-in dust could have been generated by collisions in a reservoir of objects analogous to our own #solarsystem's #KuiperBelt or #CometaryOortCloud.
“ What is your definition of success? I think (my definition is) to be able to be lucky enough to do something that you love to do, on a regular basis and to be successful in that field. And most of...
Matter: Evaporation Condensation Melting Freezing Study Guide - Phase Changes
Matter: Evaporation, Condensation, Melting, and Freezing Study Guide Outline - Phase Changes - King Virtue's Classroom Starting your unit on Matter? Help your students get off to a great start with this simple study guide outline. This is a great tool that can be used to inform your parents about what their children will be learning about the phase changes of matter.