holden is trying to determine the velocity of his race car. He went 20 meters east, turned around , and went 40 meters west. his car was 20 meters from the starting line. this took 5 seconds. what is the cars average velocity?

(science)study the following ocean currents map. an ocean currents map is shown. on the map the locations for san diego, california and savannah, georgia are marked. there is a looping current from the north past san diego and a looping current from the south near savannah which statement is most likely correct about the average temperatures in san diego, california as compared to savannah, georgia? it is higher in savannah because of the cool ocean currents from the south. it is higher in savannah because of the warm ocean currents from the north. it is lower in san diego because of the warm ocean currents from the south. it is lower in san diego because of the cool ocean currents from the north.

Crowbar of 5 metre is used to lift an object of 800 metre if the effort arm is 200cm calculate the force applied

The free body diagram shows a box being pulled to the left up a 25-degree incline. the magnitude of the normal force is