Who invented the light bulb in 1879?
Nikola Tesla
Joseph Swan
Benjamin Franklin
Thomas Edison
What is the smallest country in the world?
San Marino
Marshall Islands
Vatican City
Monaco
What is the longest river in the world?
Rio Grande
Mississippi
Nile
Amazon
What is the largest country in the world?
Russia
China
Africa
Antarctica
What is the largest organ of the human body?
skin
spleen
large intestine
heart
What planet is closest to the sun?
Mars
Mercury
Uranus
Venus
How long does it take for the earth to revolve around the sun?
365 days
180 hours
24 hours
30 days
How many sides does a hexagon have?
12
6
10
8
What number is the Roman numeral XVI?
16
51
27
39
True or false? Bats are mammals.
true
false
What country invented the fireworks in the 7th century?
Rome
Greece
China
Brazil
How many nouns are in the following sentence: "The rabbit ran to the cafeteria and ate a big salad"?
2
5
3
4
Which one of these is a mammal: a seahorse, a sea lion, shark, or a sea urchin?
shark
sea lion
seahorse
sea urchin
How many countries are in Africa?
123
29
54
37
How many syllables are in the word “creation”?
4
3
1
2
What do you call a scientist who studies rocks?
paleontologist
proctologist
archaeologist
geologist
