PHYSICAL SCIENCE REVIEW

In the geocentric model of the universe, what is believed to be at the center?

• Stars

• Sun

• Moon

• Earth

Who is the philosopher who justified the round shape of the earth through lunar eclipse?

• Pythagoras

• Magellan

• Eratosthenes

• Aristotle

Tags

NGSS.MS-ESS1-1

Which of the shapes below represents the belief of the Greeks about the shape of the Earth?

• Cylinder

• Sphere

• Circle

• Cube

Which of the following is correctly paired?

• Heliocentric: Ptolemy

• Geoheliocentric: Ptolemy

• Geocentric: Copernicus

• Heliocentric: Copernicus

Which time of the year did Eratosthenes observe the pillar in Alexandria cast a shadow?

• Noontime during spring

• Noontime during the winter solstice

• Noontime during the summer solstice

• Noontime during solar eclipse

How did Eratosthenes prove that the earth is round or spherical?

• Calculation of the Earth's circumference by traveling to the South Pole.

• Calculation of the Earth's circumference by traveling to the moon.

• Calculation of the Earth's circumference by traveling to the North Pole.

• Calculation of the Earth's circumference using shadow.

How do sailing ships prove that the earth is spherical?

• Sailing ships appear to sink as they move closer to the observer.

• Sailing ships appear bigger as they sail away from the observer.

• Sailing ships gradually disappear over the horizon.

• Sailing ships appear bigger as they move towards the observer.

Based on Eratosthenes' calculation, the circumference of the Earth is equivalent to ____.

• 5 000 stadia

• 500 000 stadia

• 250 000 stadia

• 2 500 000 stadia

Which of the following is true about how the Greeks knew that the Earth is not flat?

• They observed that during a solar eclipse, Earth is temporarily covered with darkness during the daytime.

• They observed that Earth is rotating on its axis.

• They have seen Earth from outer space.

• They noticed that even in short travels northwards the North star is higher in the sky.

Tags

NGSS.MS-ESS1-1

How did the Greeks especially Aristotle use the lunar eclipse phenomenon to explain that the Earth is not flat?

• He argued that since the shape of the moon appears to be round then the Earth must also be round.

• He argued that lunar eclipse only happens when a round opaque object blocks the passage of sunlight.

• He noticed that all things seemed to be moving around the Earth except for Earth itself.

• He noticed that the shadow casts by Earth on the moon is round.