Which law in gas dynamics states that at a constant temperature, the pressure of a gas is inversely proportional to its volume?
Boyle's Law | Avogadro's Law | Gay-Lussac’s Law | Charles' Law
Something that is said to have a positive effect is known as a "shot in the ..."?
Foot | Dark | Arm | Back
Coal is composed primarily of which chemical element?
Which branch of mathematics is primarily concerned with the properties and relations of the sides and angles of triangles?
Geometry | Algebra | Trigonometry | Calculus
What primarily blocks the sun's ultra-violet rays from reaching the Earth?
Ozone Layer | Clouds | Rainforests | Mountains
The kiwi bird primarily uses which sense to hunt for food?
Smell | Sight | Hearing | Touch
What is a samovar primarily used for?
Brewing coffee | Cooking rice | Boiling water for tea | Steaming vegetables
Which European capital primarily sources its hot water supply from geothermal springs?
Dublin | Oslo | Reykjavik | Helsinki
