inventions
when was the first computer invented in?
1946
which gas is mainly responsible for green house effect?
CO2
wireless bluetooth device created by Apple, first released december 13, 2016.
airpods
name the 3 main senses of cats
vision, hearing, smell, accessory smell, taste, whisker, height, balance
who was the first US president ?
george washington
which nation invented gunpowder?
china
a rain or any other form of precipitation that has elevated levels of hydrogen ions.
acidrain
a technique which protects computers, networks, programs and data from unauthorized access.
cyber security
who is bigger tiger or lion?
tiger
what is the largest animal on Earth ?
blue whale
what is karl benz's most famous invention?
automobile
chemical components that are used to kill insects, rodents, fungi and unwanted plants.
pesticides
computer system built to mimic human intelligence and perform tasks such as decision making and recognition of images.
artificial intelligence (AI)
how many cat breeds are there in the world?
over 60
which nation has the largest GDP ?
USA
what is the greatest prehistoric invention?
fire
a predator at the top of a food chain, with no natural predators.
apex predator
interactive experience of a real-world enviroment. It's a combination of real and virtual worlds, real-time interacton and accurate 3D registration of virtual and real objects.
augmented reality(AR)
how many genetic diseases do cats have?
250
what is the deadliest plague in history ?
bubonic plague
who invented the nuclear bomb ?
robert opponheimer
a measurement of how much carbon dioxide people produce.
carbon footprint
electric sports car that served as the dummy payload for the February 2018 falcon heavy test flight and became an artificial satellite of the Sun.
elon musk's tesla roadster
when and where did the first cats be domesticated?
3100bc, in egypt
what is the first man-made object reach to space ?
sputnik