Which of the following is the safest way to purify water?
- (A) Filtration
- (B) Freezing
- (C) Boiling
- (D) Chlorination
- (C) Boiling
Chemically, diamond is:
- (A) Pure Zinc
- (B) Pure Carbon
- (C) Pure Sand
- (D) Pure Magnesium
- (B) Pure Carbon
Clear nights are colder than cloudy nights because of:
- (A) Insolation
- (B) Radiation
- (C) Condensation
- (D) Precipitation
- (B) Radiation
Which one of the following polymeric materials is used for making bulletproof jackets?
- (A) Kevlar
- (B) Dacron
- (C) Nylon
- (D) Rayon
- (A) Kevlar
The Artificial Intelligence term was invented by:
- (A) Geoffrey Hinton
- (B) Albert Einstein
- (C) Alan M. Turing
- (D) John McCarthy
- (D) John McCarthy
Water vapor beyond the dew point results in:
- (A) Hailstorm
- (B) Condensation
- (C) Precipitation
- (D) Radiation
- (B) Condensation
Which of the following is known as “Philosopher’s wool”?
- (A) Zinc bromide
- (B) Zinc Chloride
- (C) Zinc Oxide
- (D) Zinc Nitrate
- (C) Zinc Oxide
The amount of space that an object takes up is called:
- (A) Weight
- (B) Volume
- (C) Gravity
- (D) Vacuum
- (B) Volume
Bees must collect nectar from approximately how many flowers to make one pound of honeycomb?
- (A) 2 million
- (B) 5 million
- (C) 20 million
- (D) 50 million
- (C) 20 million
Which among the following has the highest fuel value?
- (A) Hydrogen
- (B) Charcoal
- (C) Natural gas
- (D) Gasoline
- (A) Hydrogen
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