18 Read the Wikipedia entry in the related links for more information
As far as the age of consent: The age of consent is 18. It is not legal to have sex if you are not at least 18.
There is nothing called parental consent age so i assume you mean age of consent which is when a minor can give legal consent to sex. In California it is 18. No parent can consent to sex.
Age of consent is the age you can give legal consent to have sex. Sometimes it is 16 but it can also be 18 and then coincide with the legal age, age of majority, which is when you legally become an adult.
Age of consent means the age the state or country have decided you are old enough to legally consent to sex.
Depends on the state.
No it is 16.
The age of consent is 17.
The age of consent is 16. It is not legal to have sex if you are not at least 16.
To "legally" have sex both parties must be of the age of consent which is between 16 and 18, depending on your location. If you are both of legal age and both people agree to have sex - that would be considered consent but consent can be revoked at any time, no always means no.
The age of majority in Texas is 18. At 18 you are legally an adult. What you may have heard as far as being "legal" is the Texas age of consent, which is 17. That is the age at which it is legal for you to consent to sex.
Dating is not regulated by law. If your parents allow you to date, then, if you are not having sex, there is no law broken.
It depends on your state's "Age of Consent" laws. Most states age of consent is 16, however its legal to date anyone of any age as long as they aren't having sex. The only thing illegal in this situation is statutory rape (sex with a minor under the age of consent).