Engineering Facts and Riddles
What “A” term refers to the rate at which velocity changes over time, and the direction in which that change is acting?
Acceleration
This country’s flag has a big red maple leaf.
Canada
The Great Wall is in this country.
China
I’m tall when I’m young and short when I’m old.
candle
🦁👑
The Lion King
RIDDLE: I burrow through a mountain or under the ground — cars and trains travel safe all around.
The yen is the currency of this country.
Japan
The Pyramids of Giza are in this country
Egypt
I have keys but no locks.
piano/keyboard
❄️👸
Frozen
What do gears have on their edges that make them interlock?
Teeth
The Amazon Rainforest covers much of this South American country
Brazil
Machu Picchu sits high in the Andes of this country.
Peru
I speak without a mouth and hear without ears.
echo
🚢🧊
Titanic
On a plastic bottle, what’s the little ring that stays on the neck when you twist the cap off for?
tamper seal
(Packaging engineering for safety.)
Alpine, landlocked, and has four national languages
Switzerland
The ancient rock-cut city Petra is in this Middle Eastern country.
Jordan
I shave every day, but my beard stays the same.
barber
🧙♂️🪄
Harry Potter
Name one famous Mars rover
Curiosity / Perseverance / Opportunity
Addis Ababa is the capital of this African nation.
Ethiopia
The temple complex Angkor Wat is in this Southeast Asian country.
Cambodia
Forwards I’m heavy; backwards I’m not.
ton
🌀💤💭
Inception