|
Dec 15 2006, 11:10 AM EST
|
|
|
edit |
|
|
Change: There were only format changes (bold, italics, etc.) in this version. See this version for details.
(Word count: 189)
|
|
Dec 13 2006, 4:16 PM EST
|
|
|
edit |
|
|
Change: There were only format changes (bold, italics, etc.) in this version. See this version for details.
(Word count: 189)
|
|
Dec 13 2006, 11:26 AM EST
|
|
|
edit |
|
|
Change: There were only format changes (bold, italics, etc.) in this version. See this version for details.
(Word count: 189)
|
|
Dec 13 2006, 11:25 AM EST
|
|
|
edit |
3 words added
|
|
Change: at a faster rate then your power will increase.Image: This picture shows a woman walking and running up the stairs. The work is the same, but more power is needed to do it faster. More About Power Video: Sample Problems
View changes from previous version.
(Word count: 189)
|
|
Dec 11 2006, 11:22 AM EST
|
|
|
edit |
1 word added
1 word deleted
|
|
Change: rockblimbrockclimb at a slow rate, your power will be slow, but if you rockclimb at a faster rate then your power will increase.Image: This picture shows a woman walking and running up the stairs. The work is the same, but more power is needed to do it faster.
View changes from previous version.
(Word count: 186)
|
|
Dec 11 2006, 11:13 AM EST
|
|
|
edit |
25 words added
4 words deleted
|
|
Change: rockblimb at a slow rate, your power will be slow, but if you rockclimb at a faster stairsrate then your power will increase.Image: This picture shows a woman walking and running up the stairs. The work is the same, but more power is needed to do it faster.
View changes from previous version.
(Word count: 186)
|
|
Dec 11 2006, 11:11 AM EST
|
|
|
edit |
2 words added
2 words deleted
|
|
Change: F= 100 Newtons T= 3 Seconds P= (25m)(100N)/3 sec P= 833.33 Watts Everyday Example: Walking up the stairs Image: This picture shows a woman walking and running up the stairs. The work is the same, but more power is needed to do it faster. More aboutAbout powerPower
View changes from previous version.
(Word count: 165)
|
|
Dec 11 2006, 11:09 AM EST
|
|
|
edit |
|
|
Change: There were only format changes (bold, italics, etc.) in this version. See this version for details.
(Word count: 165)
|
|
Dec 11 2006, 11:07 AM EST
|
|
|
edit |
|
|
Change: There were only format changes (bold, italics, etc.) in this version. See this version for details.
(Word count: 165)
|
|
Dec 11 2006, 11:06 AM EST
|
|
|
edit |
13 words added
1 image added
|
|
Change: Rock Climbers climb at a very slow rate, which keeps they're power small.Formula: P=W/T & P=E/TUnits: Power is measured in watts (W). Sample Problem:Calculate the Power if:It takes 3 seconds to move a 100 Newton object 25 meters.W=F*DP=W/T D= 25 meters
View changes from previous version.
(Word count: 165)
|
|
Dec 8 2006, 8:39 PM EST
|
|
|
edit |
3 words added
|
|
Change: metersF= 100 Newtons T= 3 Seconds P= (25m)(100N)/3 sec P= 833.33 Watts Everyday Example: Walking up the stairs Image: This picture shows a woman walking and running up the stairs. The work is the same, but more power is needed to do it faster. More about power
View changes from previous version.
(Word count: 151)
|
|
Dec 8 2006, 8:33 PM EST
|
|
|
edit |
61 words added
1 image added
1 image deleted
|
|
Change: Power is the amout of work done in a certain amount of time and the formulas are power equals work divided by time and power equals energy divided by time. Power is measured in Watts.Formula: P=W/T & P=E/TUnits: Power is measured in watts (W). Sample Problem
View changes from previous version.
(Word count: 148)
|
|
Dec 8 2006, 8:29 PM EST
|
|
|
edit |
5 words deleted
|
|
Change: Sample Problem:Calculate the Power if:It takes 3 seconds to move a 100 Newton object 25 meters.W=F*DP=W/T D= 25 metersF= 100 Newtons T= 3 Seconds P= (25m)(100N)/3 sec P= 833.33 Watts Everyday Example: Walking up the stairs and running up the stairsImage:
View changes from previous version.
(Word count: 86)
|
|
Dec 8 2006, 4:59 PM EST
|
|
|
edit |
8 words added
5 words deleted
|
|
Change: Power if:It takes 3 seconds to move a 100 Newton object 25 meters.W=F*DP=W/T D= 25 metersF= 100 Newtons T= 3 Seconds P= (25m)(100N)/3 sec P= 833.33 Watts Everyday Example: PushingWalking aup the stairs boxand running up athe ramp!stairsImage:
View changes from previous version.
(Word count: 91)
|
|
Dec 8 2006, 4:58 PM EST
|
|
|
edit |
7 words added
1 image added
|
|
Change: watts (W). Sample Problem:Calculate the Power if:It takes 3 seconds to move a 100 Newton object 25 meters.W=F*DP=W/T D= 25 metersF= 100 Newtons T= 3 Seconds P= (25m)(100N)/3 sec P= 833.33 Watts Everyday Example: Pushing a box up a ramp!Image:
View changes from previous version.
(Word count: 88)
|
|
Dec 8 2006, 4:55 PM EST
|
|
|
edit |
4 words added
4 words deleted
|
|
Change: : Power is measured in watts (W). ExampleSample 1Problem:Calculate the Power if:It takes 3 seconds to move a 100 Newton object 25 meters.W=F*DP=W/T D= 25 metersF= 100 Newtons T= 3 Seconds P= (25m)(100N)/3 sec P= 833.33 Watts ExampleEveryday 2Example:
View changes from previous version.
(Word count: 81)
|
|
Dec 8 2006, 4:54 PM EST
|
|
|
edit |
1 word added
7 words deleted
|
|
Change: watts (W). Example 1:Calculate the Power if:It takes 3 seconds to move a 100 Newton object 25 meters.W=F*D W=Work, F=Force, D=DistanceP=W/T P=Power, W=Work, T=TimeD= 25 metersF= 100 Newtons T= 3 Seconds P= (25m*100N)/3(25m)(100N)/3 sec P= 833.33 Watts Example 2:
View changes from previous version.
(Word count: 81)
|
|
Dec 8 2006, 11:58 AM EST
|
|
|
edit |
|
|
Change: There were only format changes (bold, italics, etc.) in this version. See this version for details.
(Word count: 93)
|
|
Dec 8 2006, 11:50 AM EST
|
|
|
edit |
|
|
Change: There were only format changes (bold, italics, etc.) in this version. See this version for details.
(Word count: 93)
|
|
Dec 8 2006, 11:49 AM EST
|
|
|
edit |
|
|
Change: There were only format changes (bold, italics, etc.) in this version. See this version for details.
(Word count: 93)
|