Also kids will need to give the marble a good solid flick.
Marble roll science project.
By science buddies ben finio on november 14 2019.
The effect of surface texture is an outstanding science fair project.
Sometimes near the end of a roll the marble would roll sharply to the side or stop and roll backwards.
For assessment at the end of the project clear simple rubrics are included for.
Place the cup on the line.
Keep the tube at a low angle to start with.
As the marble rolls down the hills the potential energy turns into kinetic energy energy of motion.
You can build one just for fun or do this as a science fair project.
But too weak of a flick will not give you great results.
On marble roll day have students put their ramps in a long line starting with the ramp that resulted in the marble rolling the greatest distance.
Line up your tube with the opening of the cup.
This science exploration is fun for a variety of ages.
What a great rainy day or anytime kind of activity.
The marble will need enough kinetic energy to get over the hill or it will come to a stop and then roll backwards.
Marbles roll away when you don t want them to if there is any slant to your table.
Good science fair projects have a stronger focus on controlling variables taking accurate measurements and analyzing data.
This will serve as a sort of goal for the marble.
Roll a marble through the tube and into the cup.
Not too wild you don t want marbles all over the place.
Then discuss as a class which ramps worked the best and why.
Next time you find yourself holding an empty cardboard tube roll.
Simple to set up easy to do and full of learning possibilities.
How far does the marble roll before friction brings it to a stop.
Make a line on the floor using duct tape or similar.
This activity is not appropriate for use as a science fair project.
In order for the marble run to work the initial hill has to be the tallest hill.
As the marble loses energy due to friction and collisions it may have trouble getting over smaller hills.
Cut your cardboard tube down to 12 long if necessary.
Looking for more simple science experiments.
Due to conservation of energy the marble can never go over a hill higher than where it started.
Do you save cardboard tubes from paper towels toilet paper and whatever else comes on a roll.
Even my 2 year old was completely enamored with the marble run.
I have quite a collection saved just for the purpose of making a cool cardboard tube marble run on our wall.
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To make my measurements relatively accurate i marked where the marble stopped rolling forward.
A physics project from science buddies.