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# motion

drag force of friction slowing an object down
net force is the overall forces acting on an object
the standard unit of measure used for force newton
net force is the overall forces acting on an object
a quantity indicating direction and magnitude of a force, typically shown with a line and arrow is a vector
people living at earths equator are travelling at a speed of about 1.6k as earth spins on its axis. Why do people not detect this motion? Because there is not a common reference point for them to detect this motion.
Choose the distance and displacement for the following scenario. A girl jumps 2 feet off a trampoline and falls back down. Her distance is 4 feet up and the displacement is 2 feet down.
If Yash rides his motorcycle 65 miles per hour, what is his relative velocity from the perspective of someone watching him (on Facetime) and talking to him on the phone? 0 mph East
What is the relative velocity of Car A going 110 km/h East from Car B's perspective going 90 km/h East? 20 km/h East
What is the relative velocity of Car B doing 90 km/h East from the perspective of Car A goin 110 km/h East? 20 km/h West
If a train is moving 20 m/s East and someone is walking on the train 1 m/s East, what is the relative velocity of the walker from the observer outside the train? 21 m/s East
A leaf falls from a tree branch. From whose reference point is the leaf moving towards them? A squirrel sitting beneath the tree.
From the perspective of Car A, what is the motion of Car A? No motion
Which two objects have the largest relative velocity? River and the balloon
What is the Runnerâ€™s motion compared to the Jockey? 22 m/s East
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