Brain activity
Weak describes the Articles of Confederation.
Carcinogenic
Small best describes a worm hole.
The word ancestral is an adjective, a word that describes a noun.
Colorful is an adjective, a word that describes a noun.
Another word for brain waves is "electroencephalogram (EEG) signals".
ideas
IDEAS
In a crossword puzzle, "brain waves" are "ideas."
surface waves
Your brain does not send shock waves to your muscles.
Sound waves are vibrations that travel through a medium, such as air, to be received and perceived by the brain. Other words for sound waves include acoustic waves, longitudinal waves, compression waves, and transverse waves.
Electromagnetic waves.
Seismographs!
Alpha waves :)
The behavior of waves when they strike a surface is called reflection. This occurs when waves bounce off a surface at an angle equal to the angle at which they hit the surface.
Gamma waves are the most desynchronous brain waves, as they have the highest frequency (above 30 Hz) and are associated with cognitive processes such as problem-solving and attention. These waves are not synchronized across the brain and are indicative of high mental activity.