Quiz on A Spherical Earth and Kepler’s Law of Planetary Motion

What shape did ancient Greeks believe the Earth to be?

• Cylinder

• Flat Disc

• Octagon

• Sphere

What is the modern description of the Earth's shape?

• Oblate spheroid

• Flat disc

• Cube

• Cylinder

Who computed the circumference of the Earth among the ancient Greeks?

• Ptolemy

• Plato

• Eratosthenes

• Aristotle

What is the approximate circumference of the Earth according to Eratosthenes?

• 500 stadia

• 40,000 stadia

• 7,200 stadia

• 250,000 stadia

During which event can the circular shadow of the Earth be observed?

• Lunar Eclipse

• Solar Eclipse

• Summer Solstice

• Winter Solstice

Which philosopher provided the most accurate size of the spherical Earth?

• Claudius Ptolemy

• Anaxagoras

• Hipparchus

• Eratosthenes

What phenomenon occurs when the Earth casts its shadow on the Moon?

• Solar Eclipse

• Lunar Eclipse

• Planetary Motion

• Equinox

Which of the following describes the model where planets revolve around the Sun?

• Spherical

• Flat Earth

• Geocentric

• Heliocentric

Who is known for the innovations that led to Kepler's laws of planetary motion?

• Johannes Kepler

• Nicolaus Copernicus

• Tycho Brahe

• Galileo Galilei

What did Kepler discover about the orbits of planets?

• They are square

• They are random

• They are elliptical

• They are circular