gregoryw -- Blogmeister
 gregs world of science We have three 6th grade Science classes and two 8th grade Science classes blogging here from the Pacific Northwest in Chimacum, WA! Sixth graders are learning a bit about Mt Saint Helens, environmental science through fresh water ecology, and physical science this year. Eighth graders are learning about life science this year. Please join us as we learn Science by exploring our world. Mr. G's Blog Mr. G's Class Facebook Page
 by gregoryw teacher: Alfonso Gonzalez

 Article posted April 26, 2013 at 03:24 AM GMT0 • comment • Reads 80 this is my comic called water pollution up close. i hope you will read it and enjoy it. Article posted April 26, 2013 at 03:24 AM GMT0 • comment • Reads 80
 Article posted February 1, 2013 at 08:17 PM GMT0 • comment • Reads 452 this video represents sir issac newtons first law of motion the law of inetria. this law states that an object of motion will stay in motion unless acted upon by an unbalenced force. also the other way around an object in rest will remain in rest unless acted upon by an unbalenced force. Article posted February 1, 2013 at 08:17 PM GMT0 • comment • Reads 452
 Article posted January 25, 2013 at 08:02 PM GMT0 • comment • Reads 97 the pink panther theme song Article posted January 25, 2013 at 08:02 PM GMT0 • comment • Reads 97
 Article posted January 11, 2013 at 08:18 PM GMT0 • comment • Reads 324 1. you caculate a watt of power by work (n-m)/time (s) 2.  a 100-w light bulb prouduces 100 n-m per second the lightbulb is operating. 3. 1 horsepower is equal to 750w. 4. i think so because 1 battery could not lift a single washer and 3 batteries lifted all 3 washers. 5.when you changed the number of batteries the time it spent to lift thewashers was shorter. 6.on the time graph the line went down from the first dot but on the power graph the line goes up from the first dot. 7. i think you could use more batteries or a more powerful motor. 8. yes the motor did use 4.25 because the batteries died quicker but if the batteries are in parrel form they will last longer but prouduce less energy. Article posted January 11, 2013 at 08:18 PM GMT0 • comment • Reads 324
 Article posted December 20, 2012 at 08:03 PM GMT0 • comment • Reads 648 our every day life definition of work is something we do to make a living and to help around the house. the scientific definition of work is energy working on anothor object to make it work such as a dad moving the couch that would work for the scientifical definition of work but  hireing somebody whose job is to dig in the ground and to build hottubes that would not qualify for the scientic definition of work. Article posted December 20, 2012 at 08:03 PM GMT0 • comment • Reads 648
 Article posted December 13, 2012 at 08:10 PM GMT0 • comment • Reads 132 Article posted December 13, 2012 at 08:10 PM GMT0 • comment • Reads 132
 Article posted December 12, 2012 at 08:28 PM GMT0 • comment • Reads 95 Article posted December 12, 2012 at 08:28 PM GMT0 • comment • Reads 95
 Article posted December 12, 2012 at 08:11 PM GMT0 • comment • Reads 599 cinclusion 1 when i changed nail vs pulley the amount of wahsers the motor could lift decressed. when i used the nail the motor lifted more washers than the pulley. my hypothesis was that asthe nail vs pulley incresses the amount of washers the motor can lift will decressed and i was correct. my data shows that i was correct because the nail lifted 1 washer and the pulley lifted 0 washers.   the best manipulated variables to get the motor to lift the most washers are down below   3 batteries nail the batteries in series a shortstring 4 wires the motors can lift 7 washers my motor generated 3.5 newtons of force Article posted December 12, 2012 at 08:11 PM GMT0 • comment • Reads 599
 Article posted November 28, 2012 at 08:24 PM GMT0 • comment • Reads 632 1. i learned that all but one of your variables has to be a conntrolled variable 2. reason why is because when you pull a block at a constont speed  you can mesure the force of friction by a spring scale 'cause the force of friction is mesured in newtons by the force you us to pull the block. 3. if you had ice the friction force whould decresse because ice is very slippery has little to no force of friction. 4. 6.1 when i changed the surface types the force of friction incressed and decressed. when i pulled the block on course snadpaper the block was harder to pull but when i put on thetable top the block was easy to pull. my perdiction was correct because i said that the rougher the surface type the more force of friction the block will have and the smoother the surface the less force on friction is on the block.  when i changed the surface types the force of friction incressed and decressed. when i slided the block on the course sandpaper the block was hard to slide cause there was alot of friction force. when i slided the block on the table top  the block slided with cause there is less friction force. my hypothisis was correct because i predicted that the if the surface type inceressed in roughness the force of friction would incresseand if the roughness on the surface type the force of friction would decresse. 6.2  when i changed the weight of the number of blocks the force of friction incressed as i slided the block across the table top the more blocks i added on top of each other the more force of frictiion will be apon the blocks. my perdiction was correct that the more weight on the blocks the more friction force was apon the blocks. like when i slid the only one block the average amount of friction force was 3.0 newtons.when i added one more then i pulled two on the table then i got an average of 4.8 newtons. when i added one more i slid the three blocks across the tabletop i got an average of 8.6 newtons. 6.3 when i changed the surface area the friction force will increse because the bigger the surface area the more friction force.  my perdiction was right and wrong because when i slid the block on the small side the average was 1.225 newtons. when i slid the block on the medium side  the average was 1.4 newtons. when i slid the block on the large side the average was 1.225 newtons. so as i changed the surface the force of friction decressed and incressed. Article posted November 28, 2012 at 08:24 PM GMT0 • comment • Reads 632
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I LOVE PURPLE and I LOVE MATH AND READING

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