No you don't use your whole brain. Only part of your brain is ever used.
No, people use 100% of their brains. It is a common myth that we only use 10% of our brains.
You already use 100% of your brain. It is a myth that we don't. See related question, "Why can't people use 100% of their brains ?" Also related link.
becaus ethey have friction
You can buy the brains, but bear in mind, you have to use real money!
Scientists use the entirety of their brains, just like everyone else. The myth that humans only use a small percentage of their brains is not accurate. Each part of the brain plays a specific role in cognition and behavior.
100%
We do not only use one percent of our brains. All parts of our brains are used. The brain is decided into sections that control different things, such as, emotions, memory, creativity, and controlling the body.
The Details is 100%
When Percent Equal 100%
I got 100 percent on my test!!
It is 100.
A percent is simply a proportion out of 100.