What is the square root of 625?

Which person is known for publishing "The Interpretation of Dreams"?

Where is the observatory where Percival Lowell first theorized the existence of Pluto?

What is an unpowered lighter-than-air craft called?

What unit used for measuring cloth is equivalent to 40 yards?

Who was the famous Polish female scientist who won a Nobel Prize?

In electronics, the term rectification refers to the process of changing an alternating current (AC) to what?

What does the gall bladder secrete?

A unit of measure of absorbed radiation is known as what?

What is best described as leakage out of a material or structure?

How many faces are there in an icosahedron?

What is the chemical formula for table salt?

The diameter of an atom is measured in which units?

What is the voltage of a AAA alkaline battery?

How many volts are in a kilovolt (kV)?

Orange juice is a good source of which vitamin?

What was the first operating system for personal computers, introduced in 1978?

Who has been called the father of electricity?

Who is the Taiwanese-born, Stanford-educated co-founder of Yahoo?

Who was the first woman in space?

What is the process of turning used products into new products called?

What is the chemical element with symbol "N" and atomic number 14?

What general name is also given to natural satellites?

What is a change of state of water from the liquid to vapor?

What is a more scientific term for "surrounding temperature"?