Who invented the light bulb in 1879?
Thomas Edison
The words “the,” “an,” and “a,” are known as what in English grammar?
articles
What is the longest river in the world?
The Nile
What is the largest country in the world?
Russia
What is the largest organ in the human body?
skin
In which galaxy is the Earth located?
The Milky Way
What is the closest planet to the Sun?
Mercury
How long does it take for the Earth to revolve around the Sun?
365 days
How many grams are there in a thousand kilograms?
1 million
How many sides do hexagons have?
six
What number is the Roman numeral XVI?
16
Bats are mammals. True or false?
true
Which language is mostly spoken in South America?
Spanish
Julius Caesar was the emperor of what empire?
The Roman Empire
What country invented the fireworks in the 7th century?
China
Where is the green light on a standard stoplight?
Bottom
Top
Middle
