Bill and amy want to ride their bikes to school which is 14.4 kilometers away. it takes amy 49 minutes to get to school and bill arrives 20 minutes after amy. how much faster (in meters/second) is amy's average speed?

Which features on mars point to the possibility of liquid water on the planet? impact craters with sharp rims volcanic cones with craters gullies and stream-like channels mountain ranges with faults

What is the rate of 12 liters of water moving through a water hose in 4.0 minutes?

Place several e-field sensors at a few points on different equipotential lines, and look at the relationship between the electric field and the equipotential lines. which statement is true? 1-at any point, the electric field is perpendicular to the equipotential line at that point, and it is directed toward lines of higher voltages. 2-at any point, the electric field is perpendicular to the equipotential line at that point, and it is directed toward lines of lower voltages. 3-at any point, the electric field is parallel to the equipotential line at that point.