Science work

 

Why is engineering important?

Because building things can make people easer to life like: houses, car, plane.

 

What was your challenge?

Because if you don’t challenge you can learn things and make more things.

 

Why did you choose that design?

Because this design can make not clean water in to clean water.

 

How does it work?

You put the water in and the water go down to the cotton, than when down to the filter, than go to the rock, last go down to the cloth.

 

Was your design successful?

No, the water is steal the same when we put in. (but it change a littlie)

 

How might you change your apparatus if had the opportunity? (If no redesign)

I will add more cotton/filter, because it can clean more.

(If redesign) Was your redesign successful?

I didn’t do the redesign.