gps - Android LocationServices getLastLocation returns speed as 0 -


it gets connected, can latitude , longitude of coordinate, when following code, speed = 0, why can't take speed location?

 @override public void onlocationchanged(final location location) {      log.i("","geof s onlocationchanged entered");     if (locationservices.fusedlocationapi.getlastlocation(mlocationclient) != null) {           locend = location;          log.i("","geof s speed of locend:" + location.getspeed());     } }

this response: 

03-31 17:43:57.227  31463-31463/nl.hgrams.passenger i/﹕ geof s speed of locend:0.0

and permissions:

   <uses-permission android:name="android.permission.internet" /> <uses-permission android:name="android.permission.location_hardware" /> <uses-permission android:name="android.permission.access_network_state" /> <uses-permission android:name="android.permission.access_gps" /> <uses-permission android:name="android.permission.access_fine_location" /> <uses-permission android:name="android.permission.write_external_storage"/> <uses-permission android:name="android.permission.read_external_storage"/> <uses-permission android:name="com.google.android.c2dm.permission.receive" /> <uses-permission android:name="nl.hgrams.passenger.c2d_message" />


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