1. Entrance and Exit Slip Questions
Unit 7 Central Net Force
Entrance and Exit Slip Questions

2. Which direction does the net force (centripetal force) point for an object moving in a uniform circular motion?
Towards the center!

3. Which of the following is true for an object traveling in a circular path at constant speed?
its speed is constant, so its acceleration is zero.
both its speed and velocity are constant.
its speed is constant, but its velocity is changing.
both its velocity and acceleration are constant. C

4. A classmate swings a rock on a string in an overhead circle
A classmate swings a rock on a string in an overhead circle. Suppose that the string breaks at the point shown. Draw a line to show the path of the rock.

5. a. Which boat takes longer to complete the turn?
b. Which boat has a greater acceleration in the turn?
c. Which boat has the greater net force on it?
Two identical boats race around a semi-circular turn,
both are traveling at the same speed.

6. A