anytime you have unprottected sex
A women can most likely become pregnant when she is ovulating.
just as likely as an adult
before.
most likely no
You can become pregnant within 2-4 weeks after the baby is born.
The least likely time to get pregnant is DURING your period. After that, it's a crap-shoot.
Women are most likely to get pregnant during ovulation, which can be estimated around 14 days after their last period.
Yes. If you are ovulating you are more likely to become pregnant. Many women have become pregnant from pre-cum. If you don't want to become pregnant I would recommend condoms and/or a form of birth control.
Unless you put sperm on your pillow (and most likely even if you do), it would be impossible to become pregnant from your pillow alone.
Two weeks after you have your period is typically the most likely time to become pregnant.
If your IUD falls out and you're not using any other method to prevent pregnancy, you are quite likely to get pregnant. Out of 100 couples in that situation, 85 will get pregnant within 12 months.
If you have missed your period and are pregnant, you most likely got pregnant around 14 days before your missed period.