Ice Cube Keeper Engineering Challenge

Ice Cube Keeper Engineering Challenge

Ask: Will foam keep the ice cube from melting?

Next, we imagined what our ice cube keeper would look like, planned, and created it.

I predict that my ice cube will stay frozen 5 hours.

My table:

Time: Measurement: Observations:
9:27 4 cm. It is solid.
10:10 4 cm. It is starting to get wet.
12:10 4 cm. Really wet.
1:30 3 cm. Soft
2:35 1 cm. Tiny
3:00 Gone, gone, gone

 

I might try this to keep my ice cube from melting as soon as it did. My reflections: Some of the things I observed that worked well for keeping heat out are no holes to let the heat in. It mattered how big and insulated it was so it kept the cold in. Foam keeps cold in. A small opening worked well so not much cold would get out. The metal things like discs didn’t work well. If I wanted to improve my design, I might try to put snow in to keep the ice cube colder. I could try putting the block of foam back farther. I could make a smaller opening. I could cover more holes so the warm would not go in as fast as it did.

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