T or F: goldfish only have a 3 second memory
F: goldfish can remember things for months
T or F: The Amazon Rainforest produces 20% of the world's oxygen
False- its closer to 6%. The myth comes from an outdated estimate
T or F: Mount Everest is the tallest mountain in the world
True!
T or F: sharks can smell a single drop of blood from miles away
False- only a few hundred metres, not miles
T or F: the Great Wall of China is visible from space with the naked eye
False! Is isnt visible without special equipment; its too narrow and blends in with the landscape
T or F: Humans can only use 10% of their brains
False- brain scans have shown that we use all of our brains, just not at once
T or F: Octopuses have three hearts
True!!
T or F: bananas grow on trees
False- they grow on plants that look like trees- but they are actually giant herbs
T or F: You swallow an average of 8 spiders per year while sleeping
False- this is a myth. Spiders avoid humans and do not crawl into mouths
T or F: some frogs can survive being frozen solid in winter
True! Wood frogs can freeze and thaw back to life