Because
When you pull back the spring.Mouse trap in its non-set state has zero potential energy. When you pull back the spring to set the trap you are storing the energy it took you to set the trap into the spring.
Depends on the trap type.
set a mouse trap
The trap is set.
you set the trap outside of the ski lodge where you go ice fishing
with a trap and net and probaly a gun
a trap.
you need to set a pitfall trap
You use sticks, but a special pair of snare sticks. You do NOT want to use trap set sticks on a marching snare drum. If it's a trap set snare drum then you can use thinner trap set sticks.
at the end of the ranibow
U Lock it
Animal traps are made of a variety of materials depending on what type of animal your are trying to trap. A mouse trap will be made of wood and metal, a larger animal may require a steel leg trap. A cage may be needed to trap wild animals.