Luke pauses in front of the dairy case

Which side of the health triangle corresponds with devloping friendships through communication physical health mental and emotional health social health none of the above

Ireally need to know this answer asap

Adog begins walking at a speed of 6 kilometers per hour. after 1 hour, the dog is walking at a speed of 4 kilometers per hour. which is this an example of? a. positive acceleration b. negative acceleration c. speed