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6 July, 03:17

A group of students is investigating how the addition of salt impacts the floatation of an egg in water. Four identical cups were taken for the experiment. The data of the experiment are shown.

Experimental Record

Cup

Amount of Water (mL)

Amount of Salt (g)

Level of Egg above Water

1

450

0

Sinks to bottom

2

450

68

2 cm

3

450

136

3 cm

4

450

272

4 cm

Which cup acts as a control group?

1

2

3

4

+2
Answers (2)
  1. 6 July, 03:54
    0
    Cup one is the cup do to there being no salt
  2. 6 July, 06:07
    0
    2 i think it might be
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