Riddles
what has keys but can't open locks?
Piano
The more you take the more you leave behind. what am I?
footsteps
I speak without a mouth and hear without ears. I have no body, but I come alive with wind. what am I?
an echo
what comes once in a minute, twise in a moment, but never in a thousand years?
the letter 'm'
What has a head, a tail, but no body?
a coin
what gets wetter as it dries?
a towel.
what has hands but can't clap
a clock.
what belongs to you but others use it more than you do.
your name
what runs but never walks, has a mouth but never talks.
A river
what has a thumb and four fingers but is not alive?
a glove
who was the first president of the United States?
George Washington
what is the longest river in the world
the Nile River
what is the capital city of Canada?
Ottawa
what is the name of the largest ocean on Earth
Pacific Ocean
how many states are there in the USA?
50
what is the green pigment found in plants that is responsible for photosynthesis?
chlorophyll
Name the process by which plants take in carbon dioxide and release oxygen.
photosythesis
what is the liquid part of the blood that carries nutrients, waste, and other substances throughout the body?
plasma
what is the term for the smallest unit of life?
a cell
what is the powerhouse of the cell?
the mitochondria
who was the founder at building the great wall of CHina?
the emperor Qin Shi Huang
Which famous conqueror invaded Central Asia, including present-day Uzbekistan, in the 13th century and established the Mongol Empire
Genghis Khan
what ancient city, located in present-day Uzbekistan, was a centre of Zoroastrianism and later Islam, known for its architectural landmarks?
Bukhara
what was the name of the ancient city in Uzbekistan that served as the capital of the Khwarezmian Empire and was conquered by Genghis Khan in the 13th century?
Urgench
which ancient city, located in present-day Uzbekistan, was a major center of culture and trade on the Silk Road?
Samarkand