1 A normal pregnancy lasts about 40 weeks and is grouped into three trimesters.  Symptoms of early pregnancy include the absence of menstrual periods, breast changes, tiredness, nausea, mood swings, or other symptoms.
What is ENCODING ALTIMETER? An altimeter designed for automatic reporting of altitude to air-traffic control. A special encoding disk within the instrument rotates in response to movement of the aneroid capsules, and transmits a signal which is amplified, fed to the aircraft. ALTIMETER.
What is Alt Text. Alt text is the alternative text used by text browsers and other web user agents that can't view images. It is also one of the only attributes required by the image tag. By writing effective alt text, you insure that your Web pages are accessible to people who may be using a screen reader or other assisted device to access you site.