Thursday, October 10, 2013

10/10 physics update and homework due 10/17

Hi folks

Today we took a look at motion, velocity and acceleration.  We also did a lab where we measured the velocity and acceleration of a ball on a slope.  

Homework for this week is to:

Read in the Conceptual Physics book pages, 10 - 16 and 21-23


Graph Data from Ramp Experiment 
I'd like 3 graphs.  
1. Feet as the horizontal axis and speed as the vertical
2. Feet as the horizontal axis and acceleration as the vertical
3. Seconds as the horizontal axis and distance as the vertical

Answer the following questions:
1.  When did the ball have the highest speed?
2.  What would the speed of the ball be if the ramp was long enough to allow the ball to  travel for one more second.
3.  What was the average speed of the ball for the entire ramp?
4.  When was acceleration greatest or was it constant?
5.  If it wasn't constant….why not?
6.  What was the average acceleration of the ball for the entire ramp?
7.  What would the acceleration be if the ramp was long enough to allow the ball to travel for one more second.

Never Stop Wondering
"Science Jim"  Mueller

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