Earth and Matter
In this matter worksheet, students review the Earth's layers, write balanced equations, and compare the properties of different elements. This worksheet has 29 fill in the blank questions.
9th - 12th Science 3 Views 4 Downloads
Dark Matter NASA Conference
Young scholars calculate the escape velocity of planets in our solar system and use that knowledge to calculate the escape velocity for NGC 2300 group. They then suggest reasons for the escape velocity to be higher than possible given...
9th - 12th Science CCSS: Adaptable
Regents High School Examination: Physical Setting Earth Science 2008
Throughout this earth science exam, high-school geologists complete a series of multiple choice and short answer questions about the solar system, atmosphere, and earth system. This is an amazing test, as are all of the exams developed...
9th - 12th Science
How We Know About the Earth's Core
The big question is, how do we know about the composition of the earth's core? Sal explains that at 105 degrees from the source point of an earthquake the phenomena of p wave shadow zone leads us to conclude that the waves are traveling...
6 mins 8th - 11th Science
How Cosmic Rays Help Us Understand the Universe
You may not realize it, but the earth is constantly receiving messages from all over outer space. Follow along as this video investigates how these cosmic rays carry information that can help humans better understand the composition 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