HW 1 COMPLETE.dotx - NAME: Emma Daniels ES-103 Homework 1:...

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NAME: Emma DanielsES-103Homework 1:Earth System Science & AstronomyTotal Points:30True/False1. ____F_____Hydrogen and helium are thought to have first formed 380,000 years after the bigbang when the universe had cooled to the point where electrons and protonscould form the first atoms.2. ____T_____Light we see from stars and galaxies in the night sky may have originated fromobjects that have long since burned out.3. ____T_____ The Biosphere is the only one of Earth’s spheres that does not have its owngeographic space.
5. ____F_____The composition of the universe is close to 75% helium and 25% hydrogen.Fill-in-Blank --bold the correct answer.6. Approximately 90% of Hydrogen and 9% of the helium in the universe is found in:_________(starsornebulae)7. The engineering mechanisms that run the activity of each sphere are called (operationalprocesses
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Term
Fall
Professor
YOLANDALEE-GORISHTI
Tags
Redshift, Earth System Science Astronomy

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