Which term indicates how repeatable a measurement is?

Four objects are being tested to see how they are affected by fluid friction. object w has a surface area of 4.5 cm2, object x has a surface area of 2.5 cm2, object y has a surface area of 6.2 cm2, and object z has a surface area of 3 cm2. which object would experience the most fluid friction?

How would a small bar magnet be oriented when placed at position x?

The combining of light nuclei is called blank. blank as in not actually blank. you know what im tryin to say.