Describe each of the four types of forces in your own words. For each one, give an example of it in your own life.
One force is applied force, which is when an object is pushed or pulled that was caused be a person or a thing. I use this force to open doors, I either push it or pull the door to get by.
The second force is a Tension force, which is when you are pulling an object. I use this force when i put my hair up and tie it with an elastic band.
The third force is a normal force, which is when an object that is pushing up against gravity. For example a chair that I sit on is pushing me up so I wont fall down to the ground.
The fourth force is gravitational force, it is a force that is attracting two objects. Such as earth, it attracts the sun and the moon
Monday, November 16, 2015
Monday, November 2, 2015
Barbie Bungee Data Estimates
Estimate wht you think the drop distance will be for Barbie if you had...
10 rubber bands?
20 rubber bands?
30 rubber bands?
Explain how you estimated these drop distances.
I think the drop distance for Barbie if we had 10 rubber bands 145 because every band you put makes it go at least 10 cm longer.
20 rubber bands- I think it'll go at least 280 cm because I multiply the estimate I got for 10 rubber bands by two.
For 30 rubber bands I think it'll go 430 cm long because I also multiplied the number I got for 10
runner bands but by three times.
10 rubber bands?
20 rubber bands?
30 rubber bands?
Explain how you estimated these drop distances.
I think the drop distance for Barbie if we had 10 rubber bands 145 because every band you put makes it go at least 10 cm longer.
20 rubber bands- I think it'll go at least 280 cm because I multiply the estimate I got for 10 rubber bands by two.
For 30 rubber bands I think it'll go 430 cm long because I also multiplied the number I got for 10
runner bands but by three times.
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