Hi, Welcome to Spiral, free apps for collaborative learning. You can launch this free activity from here.

22. Supernovae

By Mark Ashworth 29 Sep 15:11
Adam Riess Big Crunch Rip cosmology Cosmological Constant empty universe Google gravitational lensing Hubble infrared background light JDEM Joint Dark Energy Mission Large Synoptic Survey Telescope LSST redshift telescope Display all tags
1 slide
Spiral is being used in 142 countries and counting. See what teachers are saying. View more
Sorry, your browser does not support inline SVG.