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Part B
Directions: Identify the independent and dependent variable in each scenario.
Scenario
One chicken is injected
with a growth chemical
while another chicken is
not injected. Both
chickens are weighed
after a year.
A bug repellant is
sprayed on one arm but
the other arm is not
sprayed. The number of
bug bites is recorded
after 2 hours.
Image Independent Dependent
Variable
Variable
Growth
chemical
Type of bug
repellant
Amount of
Weight of
chickens
Number of
bug bites
Constants
Type of chicken
Time both
chickens are
weighed



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