U3A Review Day 1

Which of the following is NOT a scientific contribution of Isaac Newton?

• The reflecting telescope

• The theory of gravity

• Discovered moons around Jupiter

• Calculus (math)

Which astronomers supported a geocentric model of the universe?

• Aristotle and Ptolemy

• Copernicus and Galileo

• Kepler and Newton

• All of the above

What is the rate of rotation for the Earth?

Which compass direction would an observer need to face in order to see Polaris?

• North

• South

• East

• West

Galileo Galilei is best known for....

• Inventing the geocentric model

• Discovering planets orbit in an ellipse

• Predicting the movements of the planets

• Discovering moons around Jupiter

Which of the following is NOT a celestial object?

• The moon

• The stars

• The ocean

• The sun

Johannes Kepler discovered that planets orbit in a slight oval shape, also known as a ______________.

Check all answers that are evidence of the Earth's rotation:

• Day and Night

• Past of the sun (from east to west)

• Apparent daily motion of stars

• Foucault Pendelum

• Coriolis Effect

Who was the first astronomer to introduce the heliocentric model?

• Galileo Galleli

• Nicolaus Copernicus

• Johannes Kepler

• Issac Newton

How many degrees is the Earth's axis / tilt?