Day 1:
The bridge worked well, with only 12 boards. the truck got to the other side.
Thursday, March 12, 2020
Tuesday, March 10, 2020
Friction of a sliding object
Are there differences in how the box is picking up sleep when sliding down the different surfaces?
Prediction: I think that some will go faster, while others go a lot slower, like on rubber for example.
What happened: Only the one on ice moved, while every other stayed still.
What happens when the angle of the plane is increased?
Some will slide down, the one on ice was faster, the one on glass followed close behind, and then the one on gold came slowly after them.
Deceased?
The one on ice was the only one that slid down.
Is it the same for all planes?
I don't know.
Prediction: I think that some will go faster, while others go a lot slower, like on rubber for example.
What happened: Only the one on ice moved, while every other stayed still.
What happens when the angle of the plane is increased?
Some will slide down, the one on ice was faster, the one on glass followed close behind, and then the one on gold came slowly after them.
Deceased?
The one on ice was the only one that slid down.
Is it the same for all planes?
I don't know.
Float & Sink Questions #1
Which objects will float and which will sink?
The gold will sink to the bottom, the wood might float, the glass will probably sink, and the rubber might float some where in the middle.
What properties are different between the objects?
Gold is a soft metal, so it is to sink, the wood is what some boats are made of, so it floats, glass is melted sand, and rubber is
Why do some float and why do some sink?
The gold is really heavy to make it sink, the wood is the lightest, glass is a little more heavier than wood, and rubber is just light enough to float at the bottom.
What happens with the water when the objects are put in?
It moves out of the way for the objects, some of it spilling out.
How do you expect the iceberg to float?
Like ice floating in the water.
What happens when the iceberg melts or pieces fall off?
It gets smaller.
What happens if you turn the iceberg into water?
It fills the tub with more water.
How does the iceberg float?
The berg floats the same.
What happens when its shape is changed?
It doesn't have a difference before and after.
How does the water level change when the iceberg melts?
It is a lot higher than before you put the berg in.
The gold will sink to the bottom, the wood might float, the glass will probably sink, and the rubber might float some where in the middle.
What properties are different between the objects?
Gold is a soft metal, so it is to sink, the wood is what some boats are made of, so it floats, glass is melted sand, and rubber is
Why do some float and why do some sink?
The gold is really heavy to make it sink, the wood is the lightest, glass is a little more heavier than wood, and rubber is just light enough to float at the bottom.
What happens with the water when the objects are put in?
It moves out of the way for the objects, some of it spilling out.
How do you expect the iceberg to float?
Like ice floating in the water.
What happens when the iceberg melts or pieces fall off?
It gets smaller.
What happens if you turn the iceberg into water?
It fills the tub with more water.
How does the iceberg float?
The berg floats the same.
What happens when its shape is changed?
It doesn't have a difference before and after.
How does the water level change when the iceberg melts?
It is a lot higher than before you put the berg in.
Friday, March 6, 2020
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