Facts of the world (part 2)

How many tornadoes (per year) arrive at the USA?

• 700

• 800

• 900

• 1000

Review question: What are the two chemicals that cause sleep paralysis?

Give one of the fossil fuels.

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What part of the eye helps us see?

• Pupil

• Retina

• Cornea

• Eye lens

What is the other name for nearsightedness?

Which chemical can be found in spicy foods?

• Capsaicin

• Allyl Isothiocyanate

Which type of liquid is luciferase?

• Acids

• Bases

• None of the above

How far away is the exosphere from the Earth's surface?

• 5100 m (stands for miles)

• 6200 m (stands in miles)

• 7300 m (stands in miles

• 8400 m (stands for miles)

Who has more bones?

Adult or Infant?

If you answered correctly, then, what is the difference of the number of bones an Infant has than an adult?