Astronomy first test

test 1

Hanno

He was a Pheonician who discovered the north star called Polaris and how to use it to navigate.

Aristarchus

The first to explain both the solar calendar and the role of the Polaris Star.

The days of the week were named after

The sun, moon and visible planets

Hipparchus was able to create the first \_______

Accurate solar calendar

Erathosthenes, an ancient astronomer, determined

The circumference of the Earth by examining the shadow the sun makes.

Hanno was a Pheonician who discovered

The North Star

Aristarchus proved the Earth

was a sphere

The Ancient Greeks are credited with the philosophy of modern science because\______

science which needed to be proven with models/math rather than spoken word

What was Aristotle's contribution to astronomy?

created mankind's understanding of the universe

Heavens must be \________ objects moving on perfect spheres or in perfect circles.

Perfect

The model with the sun at the center of the solar system is known as

Heliocentric

Who was a famous ancient astronomer and astrologer, who was best known for making astronomy popular and created the most complete geocentric model.

Ptolemy

Hipparchus was able to create the first \______

Accurate solar calendar

What is the model with Earth at its center?

Geocentric

Who is credited for popularizing astronomy and models of geocentricity?

Ptolemy

Name 1 reason astrology is not considered scientific

It cannot make observations of nature, it cannot help develop models of nature, and it has no testable predictions

Polynesians

Not true

Inhotep was from \_____

Egypt

Inhotep used the stars to determine when the \______ would flood

Nile River

Imhotep created the first solar

Calendar

Hanno from \_____

Tunis, Tunisia

Eratosthenes

calculated the circumference of the earth

Eratosthenes used the moon shadow to what

he was also able to calculate the Moon's diameter.

Hipparchus

Created the first accurate solar calendar

What is the name of the star Hanno discovered and used for navigation

Polaris

3 hallmarks of science include: making observations, help develop models and \_______________.

making testable predictions

Kepler first tried to match Tycho's observations with circular orbits but an 8-arcminute discrepancy led him eventually to

ellipses

Brahe

compiled the most accurate (one arcminute) naked eye measurements ever made of planetary position

Newton used Keplers law to create the Law of

Motion

Using the telescope, Galileo saw \______ on Sun

sunspots

Galileo showed stars must be much farther than Tycho thought in part by using his telescope to see the Milky Way is countless

individual stars

Planets follow elliptical orbits with at one focus

sun

This means that a planet travels \_____ when it is nearer to the Sun and \_____ when it is farther then the sun

faster, slower

Keplers 3rd law: More distant planets orbit the sun at

slower average speeds

England: \______ (completed around 1550 B.C.) is one of the oldest astronomical structures

Stonehenge

Lopernicus

proposed a sun centered model

Hired \_____ who used Tycho's observations to discover the truth about planetary motion

Kepler