Cosmology and Relativity

The Jewish account of creation is believed by Muslims and Christians too. This represents about 4 billion people in the world today. According to Genesis the universe

• had a beginning

• has always existed

By 1905 most scientists thought the universe ___ since they were looking at the evidence at the time.

• had a beginning

• has always existed

By 1905 most scientists thought the universe ___ since they were looking at the evidence at the time.

• had a beginning

• was static

Einstein wrote his first famous scientific papers in the year ___

Einstein's scientific papers in his miracle year were on

• special relativity - a new field

• photoelectric effect - quantum theory of light

• brownian motion - direct evidence for atoms and molecules

• The famousest equation ever - E = mc^2

• all of these

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NGSS.HS-PS4-3

10 years later, in the year ___, Einstein finally developed his general theory of relativity.

Properly interpreted, Einstein's general theory of relativity predicts that the universe must be

• expanding

• contracting

• either expanding or contracting but NOT static

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Einstein was convinced that the universe was ___ in 1917 and set out to prove it.

• static

• expanding

• contracting

Since his equations ___ predict it, Einstein ___

• did, showed how his equations predicted the expansion of the universe

• did not, added a cosmological constant to force his equations to show a static universe

• did, added a cosmological constant to force his equations to show a static universe

• did not, showed how his equations predicted the expansion of the universe

LeMaitre showed how Einstein's general theory and observation predicted an expending universe. Einstein ...

• rejected and ridiculed the idea

• embraced the idea and helped LeMaitre publish his work

Tags

NGSS.HS-ESS1-2