Everyday Science
Everyday Science MCQs With Answers
650 Everyday Science MCQs for CSS, PPSC, FPSC, NTS and entry-test preparation. Take a scored quiz instead →
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Which instrument is used to measure wind speed?
AHygrometer
BAnemometer
CThermometer
DBarometer
Sound waves are unable to travel through which of the following?
AAir
BSteel
CA vacuum
DWater
What is the approximate speed of sound in air at room temperature?
A3,430 meters per second
B34 meters per second
C34,300 meters per second
D343 meters per second
What is the approximate speed of light in a vacuum?
A300,000 km per second
B300,000 km per hour
C3,000 km per second
D30,000 km per second
What causes a rainbow to appear in the sky?
ADispersion and refraction of sunlight through water droplets
BAbsorption of light by clouds
CReflection of light only
DScattering of light by dust particles
According to Newton’s First Law of Motion, an object at rest stays at rest unless acted upon by what?
AGravity only
BIts own mass
CFriction alone
DAn unbalanced external force
Which law of motion is expressed by the formula force equals mass times acceleration?
ALaw of gravitation
BSecond law
CThird law
DFirst law
Newton’s Third Law of Motion states that for every action there is what?
AA delayed reaction
BAn equal and opposite reaction
CA stronger reaction
DNo reaction