The dots show where the object is in 1-second time intervals. The lines on this motion diagram are spaced 1 meter apart.
Question
1). What is the object's position at 3 seconds?
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2). What is the object's displacement from 1 to 3 seconds?
3). What is the object's displacement from 0 to 3 seconds?
4). What is the average speed for the 0-3 second interval?

Agymnast dismounts off the uneven bars in a tuck position with a radius of 0.3m (assume she is a solid sphere) and an angular velocity of 2rev/s. during the dismount she stretches out into the straight position, with a length of 1.5m, (assume she is a uniform rod through the center) for her landing. the gymnast has a mass of 50kg. what is her angular velocity in the straight position?

Chemical energy is a form of energy. a. heat b. kinetic c. potential d. electromagnetic

During which interval are the persons represented by the graph not moving? a) 0 to 0.5 hrs b) 1.5 to 2 hrs c) 2 to 2.5 hrs d) 4.5 to 5 hrs