Which muscle is generally considered the largest in the human body by mass?
Answer
Gluteus maximus
89732 Intermediate Trivia Questions
89732 public questions at this depth. How many can you answer?
Which human gland is commonly called the “master gland”?
Answer
Pituitary gland
Which human blood vessels carry oxygen-rich blood from the lungs to the heart?
Answer
Pulmonary veins
Which human blood cells produce antibodies?
Answer
B cells
In quantum mechanics, what quantum number specifies an electron orbital’s angular-momentum type?
Answer
Azimuthal quantum number
Which experiment, published in 1927, first clearly demonstrated electron diffraction from a crystal?
Answer
Davisson–Germer experiment
In quantum physics, which statistics describe particles that can share the same quantum state?
Answer
Bose–Einstein statistics
In quantum physics, what is the name of the two-slit experiment that reveals particle interference?
Answer
Double-slit experiment
In what year did pirate Henry Morgan die?
Answer
1688
Which pirate captain was also known as the Prince of Pirates?
Answer
Samuel Bellamy
Which 1678 book by Alexandre Exquemelin described the lives of Caribbean buccaneers?
Answer
The Buccaneers of America
Which symbol appeared on the distinctive flag associated with pirate Calico Jack?
Answer
A skull over crossed swords
Which fault caused the 1999 İzmit earthquake in Turkey?
Answer
North Anatolian Fault
What process creates new oceanic crust as tectonic plates separate?
Answer
Seafloor spreading
What measurement describes how much an earthquake shakes a particular place?
Answer
Earthquake intensity
Which 1964 earthquake caused a huge tsunami across Alaska and the Pacific?
Answer
Great Alaska earthquake
What is the name of the boundary between Earth’s mantle and liquid outer core?
Answer
Gutenberg discontinuity
What weaker layer lets Earth’s lithospheric plates move above the deeper mantle?
Answer
Asthenosphere
What is the standard magnitude scale used today for comparing large earthquakes?
Answer
Moment magnitude scale
Which discontinuity marks the boundary between Earth’s crust and mantle?
Answer
Mohorovičić discontinuity
What theory explains earthquakes as the sudden release of strain built up by locked faults?
Answer
Elastic rebound theory
Which chemical DNA modification is commonly associated with gene silencing in mammals?
Answer
DNA methylation
What DNA-copying model did the 1958 Meselson–Stahl experiment demonstrate?
Answer
Semiconservative replication
In human genetics, which condition is caused by an expanded CAG trinucleotide repeat in the HTT gene?
Answer
Huntington’s disease
In genetics, what is the name of a DNA segment that can move to a new location in the genome?
Answer
Transposable element
In genetics, what is the name of a DNA variation involving a single nucleotide at a specific genome position?
Answer
Single-nucleotide polymorphism
What type of black-hole merger produces a damped gravitational-wave signal called ringdown after the collision?
Answer
Binary black-hole merger
Who proposed the Penrose process for extracting energy from a rotating black hole?
Answer
Roger Penrose
What is the name of the theoretical problem about whether information is destroyed inside evaporating black holes?
Answer
Black hole information paradox
For a nonrotating black hole, how far from the singularity is the photon sphere compared with the Schwarzschild radius?
Answer
1.5 times the Schwarzschild radius