1) Which of the following is referred to anything that can change in an experiment? a) observation b) measurement c) conclusion d) variable 2) "What I observe variable" a) controlled b) dependent c) independent 3) "What I change variable" a) controlled b) dependent c) independent 4) "What I keep the same variable" a) controlled b) dependent c) independent 5) Independent variable is also known as a) manipulated variable b) controlled variable c) responding variable 6) Responding variable is also known as a) controlled variable b) dependent variable c) independent 7) A controlled experiment is... a) is an experiment in which all the variable change. b) is an experiment in which all the variables stay the same except for one. 8) A possible answer to a question or problem. Also called an educated guess. a) observation b) prediction c) inference d) hypothesis 9) Scenario: You want to test whether water helps to improve plant growth. What is the Independent Variable? a) height of the plant b) amount of sunlight c) amount of water 10) Scenario: You want to test whether growth hormone helps to create bigger cows. What is the Dependent Variable? a) growth hormone b) the weight of the cows c) how much food the cows eat

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