Devise and write a step by step plan of the method used to separate a mixture of sand, dead matches, small pebble and steel paper clips.​

they are made of gases.

they have a spherical shape.

they make energy through fusion.

it's all four options.

"record the time to complete a chemical reaction" would most likely be part of a lab procedure.

a pan containing water is placed in a positio n where it is exposed to a 10 mile per hour wind. the pan contains a uniform depth of 1.27 cm of water, is quite wide, and has a length of 2.44 m in the wind direction. the water in the pan is at a constant temperature of 15.5 °c.