What is a smile?
Q: What is a smile?
A: A smile is a facial expression made by flexing the muscles near both ends of the mouth.
Q: What does a smile usually express?
A: Smiles usually express happiness.
Q: Can smiles be natural or fake?
A: Yes, smiles can be natural or fake.
Q: How do animals show their teeth when smiling?
A: When smiling, animals will often show their teeth. However, sometimes this can also be a sign of aggression or fear in animals such as chimpanzees.
Q: Is there another type of smile besides the one made with the mouth?
A: Yes, there is also the 'Duchenne smile' which is made through the eyes and not just with the mouth.
Q: Are all smiles expressions of happiness?
A: Not necessarily - while most smiles are expressions of happiness, some may be used to mask other emotions such as sadness or anger.
