PHYSICAL SCIENCE 4th QUARTER EXAMINATION
Quiz by Arvin Gara
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- Q1
1. Which of the following is the shape of the Earth according to ancient Greeks?
sphere
cylinder
flat disc
octagon
10s - Q2
What is the shape of the Earth as described by modern astronomy?
ellipsoid
oblate paraloid
hyperboloid
oblate spheroid
10s - Q3
Which of the following ancient Greek philosophers computed for the circumference of the Earth?
Anaxagoras
Pythagoras
Aristotle
Eratosthenes
10s - Q4
Which of the followingdescribes the position of the North Star if you go nearer the equator?
The North Star is fixed wherever you are on the Earth.
Closer to the horizon
It disappears completely.
Farther away from the horizon.
10s - Q5
The apparent motion of the sun caused by Earth’s revolution around it is called __________.
retrograde motion
diurnal motion
annual motion of the stars
precession of the equinoxe
10s - Q6
Who among the following is not a proponent of the geocentric model of the universe?
Hipparchus
Copernicus
Aristotle
Ptolemy
10s - Q7
According to Kepler, the path of a planet as it revolves around the sun is a/an___________.
ellipse
cone
sphere
circle
10s - Q8
The splitting of white light into its constituent colors is called ______.
reflection
diffraction
dispersion
refraction
10s - Q9
Which among the components of visible light has the lowest frequency?
orange
blue
red
green
10s - Q10
Blue skies and red sunsets are due to ________.
reflection
refraction
Mie scattering
Rayleigh scattering
10s - Q11
The color of the outer edge of the primary rainbow is_______.
red
violet
orange
blue
10s - Q12
The bending of light as it passes an obstacle is called______. The obstacle can be a slit, a hole or a strand.
dispersion
diffraction
refraction
reflection
10s - Q13
A convex mirror forms a virtual image that is _____ the sizeof the object.
bigger than
twice
smaller than
same as
10s - Q14
Which of the following Newton’s law of Motion describes that “a body at rest remain at rest, a body in motion will remain in motion unless acted upon by unbalanced force".
Interaction
Acceleration
Inertia
Repulsion
10s - Q15
The first law of this Kepler Laws of planetary motion which states that “the orbits of the planets are ellipses with the sun with one focus” is called _______.
Law of areas
Law of ellipses
Law of harmonies
Law of Inertia
10s