Question

An experiment measures the breaking point of identical strips of wood made from different trees. The procedure must contain which of the following instructions?

Answer 1

the correct answer is a

Step-by-step explanation:

performing the experiment in a

safe manner

Answer 2

The procedure must contain : performing the experiment in a safe manner

Whatever your experiment maybe, the full steps to avoid any casualties and make the experiment as safe as possible should be included in the procedure/ instructions.

hope this helps