Marvel Controls and Variables worksheet Identify the:
1. Independent Variable:
Iron Man thinks that a special juice will increase the
productivity of workers. He creates three groups of 50
workers each and assigns each group the same task,
assemble laser pens.
2. Dependent Variable:
3. Controlled variable:
Group 1 drinks 100mL of the special juice while they work.
Group 2 drinks 50mL of the special juice while they work.
Group 3 is not given the special juice while they work.
4. What should Iron Man's conclusion be? Hov
the juice affect the number of pens each group
assembled? Use data (numbers) to support you
answer.
After an hour, Iron Man counts how many laser pens were
assembled. He made the data table below.
Group 1
Group 2
Group 3
Number of laser
pens assembled
56
82
113