Slide 1 Slide 2 Scripture in Feet Washing JOHN 13:12-15 12 So after he had washed their feet, and had taken his garments, and was set down again, he said unto them, Know…

Slide 1 Gravity It’s Universal – it’s everywhere! What two factors affect the force of Gravity? Slide 2 Gravity is a weak force, this means that the force of gravity…

Slide 1 Lecture 21 Stellar Evolution Slide 2 Announcements Homework 11 due now Homework 11 due now Homework 12 – Due Monday April 30 Homework 12 – Due Monday April 30…

Slide 1 Stars and HR Diagrams Slide 2 Nuclear fusion reaction –In essence, 4 hydrogen nuclei combine (fuse) to form a helium nucleus, plus some byproducts (actually, a…

Nuclear fusion reaction In essence, 4 hydrogen nuclei combine (fuse) to form a helium nucleus, plus some byproducts (actually, a total of 6 nuclei are involved) Mass of products…