Exam 1 Relearn - Historical Figures

Who was the first person to use a telescope to study space?

• Kepler

• Galileo

• Newton

• Brahe

What astronomer discovered that the orbits of the planets were elliptical?

• Galileo

• Kepler

• Copernicus

• Brahe

Eratosthenes calculated the circumference of the Earth by investigating what?

• Triangulations of the orbital path

• Shadows in two different cities at the same time of day

• The shadow Earth casts on the Moon during a Lunar Eclipse

• A ruler and a lot of time

What evidence did Aristotle use to prove that the Earth is round?

• The fact that a sphere was a heavenly shape to the Ancient Greeks

• The shadow of the Earth on the Moon during a Lunar Eclipse

• The shadow of the Earth on the Moon causing its phases

• He said it had to be round to see the celestial sphere at all times

The Copernicus Theory stated that

• The sun was in the center of the universe.
• The Earth was in the center of the universe.
• Planets move in elliptical patterns.
• Objects in motion stay in motion.

Who had 3 laws of planetary motion?

• Galileo
• Copernicus
• Kepler
• Newton

What affects gravitational attraction/strength?

• Mass and distance
• Distance and pressure
• Volume and size
• Distance and volume

Who discovered WHY planets orbit (due to the balance of inertia and gravity)?

• Kepler
• Sir Isaac Newton
• Galileo
• Ptolemy

Tags

NGSS.HS-ESS1-4

NGSS.HS-PS2-4

Which model of the universe is shown?

• Heliocentric
• Geocentric

Which scientist came up with the geocentric model of the Universe?

• Copernicus
• Newton
• Brahe
• Ptolemy