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Experiment #1
Making it Through the
Roller Coaster Loop
Objectives: Determine the relationship between the
mass of an object and the height above the ground at
which it must be released in order to pass through a loop.
Materials You Will Need:
built ROLLER COASTER model
washers, paperclips or any other
small item that can be weighed
and taped to the coaster car
scale
ruler or tape measure
PROCESS:
1. Build the ROLLER COASTER model by following the step-by-step building
instructions.
2. Once your model is complete, do the following:
a. Using your washers, paperclips or other small items, determine a way to give
the coaster car 4 different masses.
For example:
Mass #1 could be the coaster car without any additional objects.
Mass #2 could be the coaster car with 1 washer attached.
Mass #3 could be the coaster car with 2 washers attached
Mass #4 could be the coaster car with 3 washers attached.
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For printer friendly versions of the experiments, go to:
masking tape
pen or pencil
regular paper or journal
graph paper
www.knex.com/instructions
and enter the code
77078
77078.
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