by: by: Victoria BurseVictoria Burse

Friction

Friction is two things rubbing together.

ExamplesExamples

• When you rub your When you rub your hands together you hands together you get heat cause of get heat cause of friction.friction.

• You know as your You know as your shoes get older shoes get older they start to tear. they start to tear. They tear because They tear because you walk on the you walk on the concrete and you concrete and you rub your against it rub your against it witch is friction so witch is friction so it tears. it tears.

FactsFacts

When you have two sticks you can When you have two sticks you can get fire cause you rub them together get fire cause you rub them together and friction is two things ribbing and friction is two things ribbing together.together.

Facts

• Also when you rub flint and steel together you will get a fire.

Friction Friction

Example: if you drag Example: if you drag your feet your your feet your shoes will wear out shoes will wear out before someone before someone who does not drag who does not drag there feet.there feet.

Example: you have Example: you have to replace tires to replace tires because they get because they get old cause they rub old cause they rub up against the up against the concrete.concrete.

I did a an experiment

And this is the info

My questionMy question

Does friction tear up all shoes?Does friction tear up all shoes?

The shoes I usedThe shoes I used

Another shoeAnother shoe

Those shoes were rubbed against this Those shoes were rubbed against this SandpaperSandpaper

A questions for you A questions for you

Which shoe do you think is the most torn Which shoe do you think is the most torn up ? up ?

Choices Choices

AA BB

The answer The answer

I think the answer is BI think the answer is B

Conclusion Conclusion

All shoes will tear up but what is on All shoes will tear up but what is on the bottom of the shoe depends on the bottom of the shoe depends on how quick it will tear.how quick it will tear.

My recoursesMy recourses

www.wikipedia. com www.wikipedia. com www.howstuffworks.com www.howstuffworks.com How Science worksHow Science works