There are so many ways for robots to be useful to man. Eventually, they will do our everyday jobs. Robots have already been developed to cook, garden, and even replace CNI dogs! How awsome is that! And, they are also being developed to do jobs that are very harmful to everyday workers.
Man created robots.
The question is Why is internet useful? not why internet is unuseful. I cant find the exact answer if the internet is unuseful to you.
Robots help man with the most dangerous jobs that no human can never do
robots can work like a man. they can walk , hold things e.t.c MACHINE ARE BE CONTROLLED BY MAN AND CAN NOT WORK LIKE ROBOTS
no they can't
There are currently no man made satellites or robots on the planet Neptune.
An example of unuseful friction is when trying to push a heavy object on a rough surface where the friction makes it difficult to move the object smoothly.
Man has not physically been to Mercury but un-manned robots have been there. These robots have helped us to better understand our distant neighboring planet.
YES
Dams are very useful
like peanut better
No. Only a few man made robots/vehicles.