Cart A - Spring loaded

    Material: Aluminum with Plastic wheel

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Cart B

 No spring but with counterweight

    Material: Aluminum with Plastic wheel

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Leveling Pad 

to support the mid portion of the rail and prevents

undue sagging by adjusting the three jack bolts.

Material: Plastic Pad and Stainless jack bolt

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Stopper Fork (w/ guide wheel) 

the plastic stopper with rubber serves as bumper; while  

the wheel serves as guide for the string in the  

experiments of Newton's1st and 2nd laws of motion

Material: Plastic & Stainless

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Cylindrical Masses (50 g)  

Varies the total mass of the dynamic carts; for 

experiments that require varied masses

    Material: Brass

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Plastic Hammer

For striking the spring loaded cart in 

Momentum experiment

 Material: Plastic

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Ring Driving Mass (3 g)

to provide the net force to drive the cart

Material: Brass

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String 

to attached the ring mass to the cart.

Material: Cotton thread

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Motorized Cart- This specialized cart is used for

the uniform motion experiment.

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