1D60.20 • Projectile Motion: Simultaneous Fall

Location: Cabinet 3

The photo shows the demonstration used at the University of Texas at Austin.

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Instructions / Notes:

• The apparatus shoots two blocks simultaneously.
• One of blocks will have a horizontal trajectory.
• The second ball does a straight drop downward.
• Lift bar to release the blocks.
• Listen for the sound of the blocks striking the pans. Only one clank should be heard.

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Demo Staff:

• The ring stand needs to be clamped to the table.

Close up showing the blocks loaded & the spring launcher in the cocked position.

The video shows the demonstration used at the University of Texas at Austin.

Last updated on February 24, 2025