Slide 1 Info for the Test Bring a #2 pencil. No electronic devices: No cell phones, headphones, etc. No books, notes, etc. No hats. Grades will be posted on the Mastering…

Slide 1 Page 1 Chap. 24- Space Environment Chap. 25- Our Solar System Chap. 26- Unmanned Space Exploration Chap. 27- Manned Spacecraft Part 6 Space Slide 2 Page 2 Space Definition…

Slide 1 Lecture 4. Big bang, nucleosynthesis, the lives and deaths of stars. reading: Chapter 1 Slide 2 Big Bang Universe began in a tremendous explosion 13.7 ± 0.2 billion…

Slide 1 The Formation of the Solar System Slide 2 Model Requirements Each planet is relatively isolated in space. The orbits of the planets are nearly circular. The orbits…

ASTROPHYSICS UNIVERSE Know locations The Solar System Know locations The Sun Mass: 1.99 x 1030 kg Radius:6.96 x 108 m Surface temperature: 5800 K Planets Data Planet Picture…

Big Bang Theory An effort to explain what happened at the very beginning of our universe. According to the Big Bang Theory, the universe began about 15 billion years ago.…

The History of Earth The Big Bang By measuring the rate at which all galaxies are moving away from each other, it can be calculated that everything in the universe existed…

Before cyanobacteria, Earthâs atmosphere had no oxygen and there was no ozone layer to protect organisms from the sunâs rays. When cyanobacteria came into existence, they…

Lecture 4. Big bang, nucleosynthesis, the lives and deaths of stars. reading: Chapter 1 Big Bang Universe began in a tremendous explosion 13.7 ± 0.2 billion years ago. Supported…

Splash Contents Chapter Introduction The Origin of Earth 17.1 The Big Bang 17.2 Early Earth Evolution of Life on Earth 17.3 The Beginnings of Life 17.4 Chemical Evolution…