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Color

There are two types of colors in the world: additive and subtractive.  Additive deals with the source: sun, stars, and light bulbs for example. These light sources mix red, green and blue wavelengths to produce white light. If you were to spotlights that slightly overlap one another of those three colors, where all three overlap would create white light.  Subtractive deals with objects that reflect light, so anything that isn't a light source itself. Consider your favorite shirt. Mine

prettybird

prettybird

Chewing French Fries

I am ridiculously addicted to french fries. I don't have a specific favorite place or type of fry that is the best, literally any fried rectangular potato will do for me. I ate some french fries today, and figured why not address the physics behind me chewing my fries. You produce a different amount of force with your molars than your incisors. Men produce about 150 pounds of force with their molars and 83 with their incisors. Females can produce 108 pounds of force with their molars and 57

prettybird

prettybird

Backpacks Part 2

One comment I received on a previous blog about backpacks was about a backpack literally breaking your back. I decided to do some research on the topic. It appears that a vertebrae in your spine can withstand about 500 lbs of force, which is about 2225 N of force. In order to do some damage to your spine, you would need to have a backpack weigh this much in newtons. This means that your backpack would have to have a mass of 227 kg, or almost 500 lbs to do real damage to your back.  To put t

prettybird

prettybird

Backpacks

I carry all of my school supplies around in my backpack at all times, and it gets pretty heavy at times. I have a binder for all 4 APs, 2 folders, 3 various notebooks, and other odds and ends to get me through the school day. After some light research, I found the average binder weighs 3 pounds, and since my notebooks have the same amount of paper, I'll assume they'll have the same mass. 3 pounds is 1.36 kilograms, and since the other odds and ends probably are around 5 pounds, I converted it to

prettybird

prettybird

All About Me

I didn't realize we could write about ourselves until recently, so I'm gonna join the party and introduce myself. My name is Alaina, and I am a senior this year. I hope to major in Physics and Math in college next year, and honestly I'd like to go to University at Buffalo even though I'm applying to Ivy League schools. I work at Murph's Irondequoit Pub every Friday, and they really do have the best wings in town, but also the best bread. I'm addicted to it. I love cats, and right now we have fou

prettybird

prettybird

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