PhySci Remedial
Quiz by Seychell Gacayan
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- Q1
Either of the two times in the year, the summer and the winter, when the sun reaches its highest or lowest point in the sky at noon, marked by the longest and shortest days.
Phases of the Moon
Retrograde Motion
Eclipse
Solstice
30s - Q2
An obscuring of the light from one celestial body by the passage of another between it and the observer or between it and its source of illumination.
Phases of the Moon
Retrograde Motion
Eclipse
Solstice
30s - Q3
Any theory of the structure of the solar system (or the universe) in which Earth is assumed to be at the center of it all.
Heliocentrism
Geocentrism
Solstice
Eclipse
30s - Q4
It is an astronomical model in which the Earth and planets revolve around the Sun.
Geocentrism
Heliocentrism
Eclipse
Solstice
30s - Q5
Greek philosopher who gave the most accurate size of the spherical earth during their time?
Claudius Ptolemy
Eratosthenes
Hipparchus
Anaxagoras
30s - Q6
According to Eratosthenes, which of the following explains why a vertical stick casts a shadow in Alexandria but not in Syene?
I. The Sun is directly overhead in Syene while in Alexandria, it is only almost directly overhead.
II. The light rays coming from the sun are parallel, and the Earth is curved.
III. The light rays coming from the sun are curved, and the Earth is flat.
IV. The Sun is directly overhead in Alexandria while in Syene, it is only almost directly overhead.
I only
II and IV
III and IV
I and II
30s - Q7
During which time did Eratosthenes observe the shadows cast by a vertical stick?
during a solar eclipse
during a lunar eclipse
noon time in summer solstice
noon time in winter solstice
30s - Q8
Which of the following can be observed of a cruising ship if the Earth is a flat disc?
It will shrink then only the sail will be visible until it completely disappears.
It will become smaller and smaller until it disappears.
It will not change its size.
It will become bigger and bigger.
30s - Q9
Which of the following describes the position of the North Star if you go nearer the equator?
Closer to the horizon
It disappears completely.
The North Star is fixed wherever you are on the Earth.
Farther away from the horizon
30s - Q10
In which of the following events can the circular shadow of the Earth be observed most notably?
Solar Eclipse
Summer Solstice
Winter Solstice
Lunar Eclipse
30s - Q11
Which of the following is 250 000 stadia equal to?
40,000 meters
40,000 miles
40,000 kilometers
40,000 inches
30s - Q12
According to Erastothenes’ computations, what is the circumference of the Earth?
250,000 stadia
7.2 stadia
40,000 stadia
500 stadia
30s - Q13
Which of the following ancient Greek philosophers computed for the circumference of the Earth?
Pythagoras
Aristotle
Eratosthenes
Anaxagoras
30s - Q14
What is the shape of the Earth as described by modern astronomy?
Ellipsoid
Hyperboloid
Oblate Paraloid
Oblate Spheroid
30s - Q15
Which of the following is the shape of the Earth according to ancient Greeks?
Octagon
Sphere
Cylinder
Flat Disc
30s