What data did Tycho Brahe collect that was useful to Johannes Kepler in his quest to describe planetary motion?
What will be an ideal response?
Tycho Brahe tried to collect measurements of stellar parallax to disprove Copernicus's heliocentric theory. Kepler later used these measurements to prove the Copernican model correct.
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The ________ Warm Period coincided with a time of increased solar radiation
Fill in the blank(s) with correct word
Which of the following statements about taxol is false?
A) Taxol is no longer obtained primarily from the bark of the Pacific yew. B) taxol and paclitaxel are two different but related anticancer drugs. C) taxol has been successfully synthesized by chemists. D) taxol inhibits cell division by preventing the disassembly of microtubules.
The African Americans who migrated during the Great Migration, on average were better educated, had more stable families, and had higher employment numbers than either the African Americans that stayed in the South or those who were northern-born
Indicate whether the statement is true or false
Waves usually come straight into shore.
Answer the following statement true (T) or false (F)