Country Music | A Film by Ken Burns | Ken Burns: Tune in or stream Sunday, September 15 at 8/7c. Only on PBS.
More episodes are on this link Walt Armour
9/14/2019
Plate tectonics - Earth’s layers | Britannica.com
Plate tectonics - Earth’s layers | Britannica.com: Plate tectonics - Plate tectonics - Earth’s layers: Knowledge of Earth’s interior is derived primarily from analysis of the seismic waves that propagate through Earth as a result of earthquakes. Depending on the material they travel through, the waves may either speed up, slow down, bend, or even stop if they cannot penetrate the material they encounter.
Collectively, these studies show that Earth can be internally divided into layers on the basis of either gradual or abrupt variations in chemical and physical properties. Chemically, Earth can be divided into three layers. A relatively thin crust, which typically varies from a few kilometres to 40 km (about 25 miles)
Walt Armour
A lot of information is contained in this link. Plate information, volcanoes, and interior of the earth.
Walt Armour
A lot of information is contained in this link. Plate information, volcanoes, and interior of the earth.
9/10/2019
Queen approves UK government's request to suspend Parliament during crucial Brexit period - ABC News
Queen approves UK government's request to suspend Parliament during crucial Brexit period - ABC News: Queen OKs request to suspend parliament for Brexit. The move is designed to ensure the UK leaves the EU by October 31.
The queen will make a speech October 14, 2019
9/07/2019
9/03/2019
9/01/2019
Trial date set for men charged with 9/11 attacks | Fox News Video
Trial date set for men charged with 9/11 attacks | Fox News Video: Dr. James Mitchell personally interrogated the men charged with plotting the 9/11 attacks. He says Khalid Sheikh Mohammed would kill almost 3,000 people all over again if given the chance.
Subscribe to:
Posts (Atom)