From rest. Zero velocity. All its future velocity borrowed from gravity alone.
For two seconds, it dropped in silence, the wind plucking at its paper casing. The technician stepped back, thumb hovering over the detonator. Below, the test range yawned—a cratered half-mile of scorched earth and silence. A Pyrotechnician Releases A 3-kg Firecracker From Rest
Then the fuse caught—a tiny orange eye blinking to life in the settling debris. From rest
But he’d stopped doing the math aloud after the last accident. it dropped in silence
Three kilograms at terminal velocity , he’d calculated. Impact force, approximately…
The firecracker struck the packed dirt with a dull thump , not a detonation. A puff of dust. For a moment, nothing.