How hot does it get on Mars?
The temperature on Mars may reach a high of about 70 degrees Fahrenheit (20 degrees Celsius) at noon, at the equator in the summer, or a low of about -225 degrees Fahrenheit (-153 degrees Celsius) at the poles.
Which is the only country crossed by both the equator and the Tropic of Capricorn?
The Tropic of Capricorn lies at 23.5° South of the equator and runs through Australia, Chile, southern Brazil (Brazil is the only country that passes through both the equator and a tropic), and northern South Africa.
What makes hot peppers hot?
It is an irritant for mammals, including humans, and produces a sensation of burning in any tissue with which it comes into contact. Capsaicin and several related compounds are called capsaicinoids and are produced as secondary metabolites by chili peppers, probably as deterrents against certain mammals and fungi.
How many genes does a human being have?
Before the completion of the human genome project, many scientists were expecting to find 100,000 or more genes in our genome. This was based on the assumption that because we are one of the most complex creatures on Earth we should have lots of genes. However, it turned out we only have around 24,000 genes.
How many times was Harry Potter rejected by publishers?
J.K Rowling was famously rejected by a mighty 12 publishers before Harry Potter and The Philosopher's Stone was accepted by Bloomsbury - and even then only at the insistence of the chairman's eight-year-old daughter.
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