You are ___________ when you behave without thinking about consequences.
Reckless
The age of the boy stopped by the police.
17
The ancient philosopher who explained teenage behaviour.
Aristotle
The brain develops until about this age.
25
The boy chose this type of motorway.
An empty, straight motorway
You remain this way when you are not showing your approval.
Unimpressed
The type of risks teenagers sometimes take.
Irrational or unnecessary risks
The modern theory says teens are highly this.
Adaptable
The text says the process from 12 to 25 is not this.
Easy
The police charged him with this.
Reckless driving
Adaptable
Aristotle said the young are “heated by” this.
Nature
The psychologist who believed adolescence repeats human evolution.
Granville Stanley Hall
Teens may be mentally awkward for the same reason they are physically this way.
Clumsy
Teen brains are designed to move from home to this kind of world.
A complex, dangerous world
Struggling to understand something
Grappling with
Teenagers often rebel against this.
Authority
Hall compared teenage stressful period to this stage of human society.
A less civilised era
The boy’s speeding might be due to this developmental fact.
His brain is still developing
Meeting new people helps teens do this later in life.
Coping with adulthood
What is an unproven theory or idea?
Hypothesis
The text says teens behave inconsistently because their brains are still this.
A work in progress
The technology that revealed longer brain development.
Brain‑imaging technology
Developing brains integrate these two things better.
Memory and experience
Mental awkwardness is compared to this physical phenomenon.
Physical clumsiness during growth