45 minutes in ¾ of an hour, so just divide 15 kilometers by ¾ hours and get 20 kilometers per hour.
30 km/h
Its speed is 120 kilometers per hour.
The average speed of boat in kilometers is per hour is 20 km /hr.
30 k/h
That could be a "shooting star",
11
the earth moves
In both cases, just divide the distance by the time.
The Cytoplasm moves things in a cell
A ball rolled across a horizontal table moves at constant velocity.why?
what is energy that moves across distance in the form of certain types of waves
A sundial is a perfect example of using a shadow to tell the time during the day. As the Sun moves across the sky, the shadow cast by the sundial moves round in a circle, and the circle is marked in hours and minutes.