26 Nov 2014 General Science Quiz

1. What does nail polish remover mainly contain?
[A]Ethanol
[B]Acetone
[C]Methanol
[D]Limonene


2. What is defined as the change in velocity over time?
[A]Acceleration
[B]Work
[C]Speed
[D]Force


3. The best colours for a sun umbrella will be _____________________________________.
[A]White on top and black inside
[B]Red on top and black inside
[C]Black on top and red inside
[D]Black on top and white inside


4. Which of the following polymers is used for making bullet proof material?
[A]Polyvinyl chloride
[B]Polyamid
[C]Polystyrene
[D]Polyethylene


5. What is the major role of green house gas that contributes to temperature rise of the earth's surface?
[A]It lets outgoing infrared radiation pass through but stops incoming sunlight
[B]It lets incoming sunlight pass through but stops outgoing infrared radiation
[C]It stops both incoming sunlight and outgoing infrared radiation
[D]It is transparent to both incoming sunlight and outgoing infrared radiation