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