Question

one group of students did an experiment to study the movement of ocean water. the steps of the experiment are listed below.
1. fill a rectangular baking glass dish with water.
2. place a plastic bag with ice in the water near the left edge of the dish
3. place a lighted lamp near the left edge of the dish so that its light falls directly on the plastic bag.
4. put a few drops of ink in the water
The student did not observe any circulation of ink in the water as expected because the experiment had a flaw.

Answer 1

Which of these statements best describes the flaw in the experiment?
not enough ink was added
not enough water was taken
the dish was too small for the experiment
the lamp and the ice bag were at the same place

Answer 2

the dish was too small for the experiment