How did Tycho Brahe's model of the universe differ from that of Ptolemy? How did Tycho Brahe's model of the universe differ from that of Copernicus?
What will be an ideal response?
Answer: Tycho Brahe?s was a hybrid model of Copernicus and Ptolemy in that he believed all planets except Earth, orbited around the sun, but the sun orbited around the Earth. Ptolemy believed the planets, sun and stars rotated around the Earth. Copernicus believed the planets and stars rotated around the sun.
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The ____ coincides with the period known as the "little ice age" of Europe and North America. This provides one piece of evidence that suggests a link between solar activity and the amount of solar energy Earth receives
a. Maunder sunspot minimum b. Babcock sunspot model c. coronal hole d. Coulomb barrier e. weak solar force
The slope of a line connecting two points on a velocity versus time graph gives
A) displacement. B) instantaneous velocity. C) average velocity. D) instantaneous acceleration. E) average acceleration.
A coil of wire is connected to a galvanometer. When a bar magnet is moved in and out of the coil, the galvanometer records a current. The current results because of __________
Fill in the blank(s) with correct word
The energy per unit charge supplied by a battery is its
a. voltage. b. current. c. resistance. d. electric field. e. critical temperature.