Which natural feature is formed when underground limestone dissolves and the ground collapses?
A. Sinkhole
B. Cave system
C. Karst valley
D. Underground spring
A. Sinkhole
Which television genre typically features the same main characters in self‑contained episodes?
A. Soap opera
B. Sitcom
C. Miniseries
D. Documentary
B. Sitcom
Which song is known for its steady stomp‑stomp‑clap rhythm often played at sporting events?
A. Eye of the Tiger
B. We Will Rock You
C. Another One Bites the Dust
D. Rock You Like a Hurricane
B. We Will Rock You
In the 1980s and early 1990s, which device was most commonly used in offices to send printed documents instantly over long distances?
A. Telex machine
B. Fax machine
C. Photocopier
D. Modem
B. Fax machine
Which comedy duo built much of their act around fast‑paced verbal confusion rather than physical slapstick?
A. Laurel and Hardy
B. Abbott and Costello
C. Martin and Lewis
D. Hope and Crosby
B. Abbott and Costello
Which type of ecosystem is known for permafrost, short growing seasons, and limited trees?
A. Boreal forest
B. Alpine region
C. Tundra
D. Arctic desert
C. Tundra
Which television show focused on the day‑to‑day work of a small‑town sheriff and his deputy?
A. The Andy Griffith Show
B. Petticoat Junction
C. Gunsmoke
D. The Real McCoys
A. The Andy Griffith Show
Which song became closely associated with Frank Sinatra late in his career and was often used as a concert finale?
A. Fly Me to the Moon
B. My Way
C. That’s Life
D. Summer Wind
B. My Way
During the 1990s, which home technology most directly replaced VHS tapes for watching movies?
A. LaserDisc
B. Cable pay‑per‑view
C. DVD player
D. Digital video recorder
C. DVD player
Which animated duo first appeared together in theatrical short films before becoming television staples?
A. Scooby‑Doo and Shaggy
B. Tom and Jerry
C. Fred and Barney
D. Chip and Dale
B. Tom and Jerry
Which process turns sediment into solid rock over long periods of pressure and time?
A. Lithification
B. Compaction
C. Cementation
D. Metamorphism
B. Compaction
Which TV series is widely credited with introducing a more realistic, character‑driven police drama style in the 1980s?
A. Dragnet
B. Hill Street Blues
C. Columbo
D. Kojak
B. Hill Street Blues
Which Beatles song features a prominent piano introduction and was inspired by the band’s interest in meditation?
A. Hey Jude
B. Let It Be
C. The Long and Winding Road
D. Lady Madonna
B. Let It Be
Before digital scheduling systems, which tool was commonly used in offices to show multiple employees’ availability at once on a shared surface?
A. Appointment book
B. Desk calendar
C. Wall scheduling board
D. Daily planner
C. Wall scheduling board
Which musical duo rose to fame in the 1960s with close harmonies and a folk‑rock sound?
A. Hall and Oates
B. Simon and Garfunkel
C. The Righteous Brothers
D. The Everly Brothers
B. Simon and Garfunkel
What natural process causes rocks to slowly break down over time due to wind and water?
A. Weathering
B. Erosion
C. Deposition
D. Sublimation
B. Erosion
Which television character worked as a TV news producer in Minneapolis?
A. Rhoda Morgenstern
B. Ann Marie
C. Mary Richards
D. Laura Petrie
C. Mary Richards
Which Motown hit features a slow build, a repeating bass line, and a story about hearing troubling news secondhand?
A. My Girl
B. I Heard It Through the Grapevine
C. Ain’t No Mountain High Enough
D. Reach Out I’ll Be There
B. I Heard It Through the Grapevine
In office settings, what development made handwritten drafts, retyping entire pages, and correction fluid largely unnecessary?
A. Electric typewriters
B. Word processing software
C. Desktop printers
D. Photocopy machines
B. Word processing software
Which fictional duo first appeared together in A Study in Scarlet in 1887?
A. Poirot and Hastings
B. Holmes and Watson
C. Nick and Nora Charles
D. Sam Spade and Effie
B. Holmes and Watson
Which layer of the Earth is directly beneath the crust?
A. Upper mantle
B. Outer core
C. Lower mantle
D. Asthenosphere
A. Upper mantle
Which television series was the first to finish #1 in the Nielsen ratings for five consecutive seasons?
A. Gunsmoke
B. Bonanza
C. All in the Family
D. The Cosby Show
B. Bonanza
Which rock song opens with the sound of clocks and reflects on aging and the passage of life?
A. Time
B. The Logical Song
C. Nights in White Satin
D. Baba O’Riley
A. Time
Which service model replaced buying individual albums for many music listeners?
A. Radio broadcasting
B. Mail‑order music clubs
C. Digital downloads
D. Music streaming subscriptions
D. Music streaming subscriptions
Which real‑life duo is credited with mapping much of the American West in the early 19th century?
A. Boone and Crockett
B. Lewis and Clark
C. Fremont and Carson
D. Pike and Long
B. Lewis and Clark