It's normal to feel moody or sad at times. But with depression, a sad or bad mood lasts for weeks, months, or even longer. Depression affects more than a person's mood. It can affect the way they act, ...

(Note this is also about the same degree of accuracy as the 50 m and 70° that are used in the question). From the top of a 72 m high vertical cliff, a boat has an angle of depression of 32°.

The Wall Street Crash in 1929 plunged the USA into economic depression and led to the Great Depression of the 1930s. What were the main causes of the Depression? Life during the Depression - WJEC ...

were evaluated for symptoms of anxiety and depression using the Hamilton Anxiety and Depression Scales and compared with the same number of contemporaneous control subjects. Results: Significantly ...