83042 Easy Trivia Questions
83042 public questions at this depth. How many can you answer?
What was the name of NASA’s robotic rover that landed on Mars in February 2021?
Answer
Perseverance
In robotics, what does the acronym SLAM stand for?
Answer
Simultaneous localization and mapping
Which material is the main combustible component of biogas?
Answer
Methane
Which California site is the world's largest geothermal field?
Answer
The Geysers
What renewable energy source uses underground heat to generate electricity or provide heating?
Answer
Geothermal energy
What instrument collects and measures the amount of rain that falls?
Answer
A rain gauge
What temperature marks the freezing point of pure water at standard atmospheric pressure?
Answer
0 degrees Celsius
What is the name of the instrument used to measure wind speed?
Answer
Anemometer
Which atmospheric layer contains most of Earth’s weather?
Answer
Troposphere
What cloud type is most closely associated with thunderstorms?
Answer
Cumulonimbus
Which Leonardo da Vinci codex contains many of his engineering and invention sketches?
Answer
Codex Atlanticus
Which Leonardo da Vinci device measured wind speed and direction?
Answer
Anemometer
What mechanical figure did Leonardo da Vinci design to sit, wave, and move its arms?
Answer
Robotic knight
What military vehicle did Leonardo da Vinci design with sloped protective armor?
Answer
An armored vehicle
Which Leonardo da Vinci invention was designed to fly by flapping wings?
Answer
The ornithopter
What was Thomas Edison’s middle name?
Answer
Alva
In which Ohio town was Thomas Edison born in 1847?
Answer
Milan