Brain Usage Quiz

Which of the following movies features a character who gains abilities by unlocking more of their brain?

• Inception

• Phenomenon

• The Matrix

• Interstellar

According to the text, what percentage of the brain do most people believe we use daily?

• 5%

• 10%

• 50%

• 90%

What does the text suggest would happen if humans only used 10% of their brains?

• Brain injuries would have no serious consequences.

• People would be unable to learn new languages.

• People would become smarter overnight.

• None of the above.

Who is often incorrectly attributed with saying that 90% of our brain goes untapped?

• Albert Einstein

• Sigmund Freud

• William James

• Dale Carnegie

The text mentions that the idea of only using a fraction of our brain's potential has been a staple for:

• Scientists

• Motivational gurus and New Age hucksters

• Psychologists

• Philosophers

The idea that we use only 10% of our brains is supported by scientific evidence.

Natural selection would likely discourage the development of unnecessary anatomical structures, like 'excess brain tissue.'

Dale Carnegie's book How to Win Friends and Influence People is one of the earliest mentions of the concept that we use only a small fraction of our brains.

Albert Einstein specified that humans only use 10% of their brains.

Why is it unlikely that humans would have developed 'excess brain tissue' according to the text?