some but if this is a real question that you are doing then say: No most are not but there are some that are but not many. if you get this question wrong than I think that your teacher should go back to collage and take a 1st grade coarse.
rivers can be man made
Some rivers are man made
Canals are man made. Rivers are natural.
No. Rivers are natural features.
canals
canals are man made waterways, rivers are natural waterways
rivers,hills,bays and islands
Rain Rainfall Mountains Volcano Rivers
Absolutely. Many lakes are man-made, and there isn't a lake on the planet that doesn't qualify as a landform. In addition, some rivers, beaches, and hills are also man-made.
Yes, political boundaries are man-made although they may follow geological boundaries such as shorelines, rivers, or mountains.
No a lot of rivers are man made they can be made to prevent flooding or to get water in certain areas.
All the bridges, wooden walkways and buildings are man made but the volcano itself is not, nor are the geysers, hot springs or rivers for the matter.