#1: True or False? Sea water often has a salt content above 6%.
Confidence (%): 51-60 61-70 71-80 81-90 91-100
#2: Can the energy in a gallon of gas be used to evaporate more than 10 gallons of water?
#3: The United States and China produce about the same amount of soybeans (within 50%).
#4: Which is more populous?
#5: Was the first version of Microsoft Windows released before or after 1990?
#6: Which country is more populous?
#7: True or False? Vincent van Gogh painted more than 500 paintings.
#8: Which is longer river?
#9: True or False? The english invented modern patents.
#10: True or false? more than two percent of the water in the world is fresh water.
#11: Which is a greater volume?
#12: Are bulls colorblind?
#13: Is the Continental United States larger than India?
#14: Why is the ocean blue?
#15: Which has a larger diameter?
#16: True or False? Almost no plants in the Nightshade family are edible.
#17: "In the stock market crash of 1987 on October 14th, did the stock market crash more or less than 35% in one day?"
#18: Do Children have more or less than 26 teeth?
#19: Which takes longer to gestate (time in the womb)?
#20: Are there more or less than 50 prime numbers before the number 1000?
#21: Is Mars smaller less than 2/3rds smaller than the Earth? (by mass)
#22: Which state is named after the Souix word for "south wind people"?
#23: Was Australia discovered by Europeans before or after the Americas?
#24: Which material is more dense?
#25: Which crop did the world as a whole grow more of in 2008?
#26: Which weighs more?
#27: Do traffic accidents cause more or less than 10% of deaths in the US?
#28: True or False? Unborn Great White Sharks eat each other.
#29: True or False? Anacondas give birth to live young.
#30: Where was the first cell phone service introduced?
#31: Did the Berlin Wall fall before or after 1966?
#32: Which came first?
#33: Does 8 golf balls weigh more or less than a pound?
#34: True or False? Albert Einstein lived to be older than 100.
#35: Are there more than 420 members of the US House of Representatives?
#36: Who was born first?
#37: "True or False? Tuxedos were popularized in Tuxedo Park, NY."
#38: Is a cubit larger or smaller than a meter?
#39: What country was Mel Gibson born in?
#40: Which came first?
#41: Which is the larger distance?
#42: Which has more muscles?
#43: Who was the 3rd US President?
#44: True or False? the US has more than twice as many cars as India.
#45: Where are Tomatos native to?
#46: Which country is more populous?
#47: Where the world's tallest building (2008) located?
#48: How well does human skin conduct electricity?
#49: Who was in power longer?
#50: Which has more calories?