Everyday Science
Everyday Science MCQs With Answers
696 Everyday Science MCQs for CSS, PPSC, FPSC, NTS and entry-test preparation. Take a scored quiz instead →
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A comet, an icy body that orbits the sun, becomes visible with a distinctive glowing tail primarily due to what process?
AHeating from the sun causing ice and dust to vaporize and stream away from its core
BReflecting light from other planets only
CColliding with other comets
DGenerating its own internal light source
The Big Bang theory is the leading scientific explanation for what significant astronomical event or process?
AThe extinction of the dinosaurs
BThe formation of Earth's moon
CThe origin and subsequent expansion of the universe
DThe formation of Earth's atmosphere
What is the SI base unit used to measure mass?
ANewton
BKilogram
CPound
DGram
In physics, momentum is calculated by multiplying an object’s mass by which other physical quantity?
AIts density
BIts electrical charge
CIts temperature
DIts velocity
According to the law of conservation of momentum, what happens to the total momentum of a closed system of interacting objects, such as during a collision, when no significant external forces act on it?
AIt is always completely lost
BIt remains constant overall, even though it may be redistributed between the objects
CIt always increases significantly
DIt converts entirely into heat energy
What is the correct order of the planets in our solar system, starting from the one closest to the sun?
AMercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
BMercury, Earth, Venus, Mars, Saturn, Jupiter, Neptune, Uranus
CEarth, Mercury, Venus, Mars, Jupiter, Saturn, Uranus, Neptune
DVenus, Mercury, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
Which planet in our solar system is the largest by both size and mass?
ASaturn
BEarth
CJupiter
DNeptune
Which planet in our solar system is the smallest, both in size and mass?
AMars
BVenus
CMercury
DPluto
A light-year, a unit commonly used in astronomy, is a measurement of what physical quantity?
ABrightness
BTime
CDistance
DTemperature
The Milky Way is the name given to what large astronomical structure?
AA moon of Jupiter
BA type of nebula
CA single very bright star
DThe galaxy that contains our solar system