Physics Why does ice covered in sawdust not melt quickly ? Sawdust is good conductor of heat Sawdust is a bad conductor of heat Sawdust does not allow the air to touch the ice The water is absorbed by sawdust Sawdust is good conductor of heat Sawdust is a bad conductor of heat Sawdust does not allow the air to touch the ice The water is absorbed by sawdust ANSWER DOWNLOAD EXAMIANS APP
Physics Which layer of the earth's atmosphere reflect back the radio waves to the earth's surface ? Ionosphere Stratosphere Mesosphere Exosphere Ionosphere Stratosphere Mesosphere Exosphere ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these is exhibiting kinetic energy? A person sitting on a couch while watching TV All of these A space station orbiting Earth An archer with a flexed bow A person sitting on a couch while watching TV All of these A space station orbiting Earth An archer with a flexed bow ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following animals can hear ultrasonic sound ? Cat Bat Squirrel Rat Cat Bat Squirrel Rat ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following causes adiabatic temperature changes in atmosphere? Partial absorption of solar radiation by the atmosphere Latent heat of condensation Deflection and advection Expansion and compression of the air Partial absorption of solar radiation by the atmosphere Latent heat of condensation Deflection and advection Expansion and compression of the air ANSWER DOWNLOAD EXAMIANS APP
Physics When a bullet is fired from a gun The gun jumps up The gun moves forward The gun recoils with the same momentum as the bullet The gun does not move The gun jumps up The gun moves forward The gun recoils with the same momentum as the bullet The gun does not move ANSWER DOWNLOAD EXAMIANS APP
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