Tight-Rope to the Stars
Eighth graders explain that interstellar distances are measured in light years. They examine an analogous situation to light year distance by scaling a measurement of one billion miles to one millimeter.
8th Science 3 Views 13 Downloads
Sunlight Is Way Older than You Think
Light travels fast... really fast. But that doesn't mean it moves instantly from its source to whatever object it hits. After watching this video students will understand that once generated in the sun's core, light takes thousands of...
5 mins 7th - 12th Science CCSS: Adaptable
Dark Matter: The Matter We Can't See
It's looking like the dark side is bigger than we thought! Physicists speculate that perhaps 96% of the universe consists of invisible dark matter and dark energy, while only 4% is what we can view with the aided eye. This flabbergasting...
6 mins 7th - 12th Science CCSS: Adaptable