Name ___________________________________
Physical Science – Scientistic Method Quiz
1. Ultimately, all scientific knowledge comes from:
A. experimentation
B. observation
C. textbooks
D. both experimentation & observation
2. In an experiment, the one variable that is changed is called the
A. controlled variable
B. independent variable
C. experimental variable
D. dependent variable
3. A hypothesis must be:
A. proven correct
B. testable
C. observed
D. experimental
4. A scientist testing the affects of a chemical on apple yield sprays an
orchard with the chemical. A second orchard does not receive the
chemical. In the fall, the number of apples harvested from each forest is
counted. Which of the following is the independent (manipulated)
variable in the experiment?
A. the chemical
B. the number of apples
C. the first orchard
D. the second orchard
5. In order for the apple tree experiment to be valid scientifically, both
orchards must:
A. receive the same amount of sunlight
B. receive the same amount of water
C. have the same species of apple tree
D. all of these
6. Which of these tools can be used to measure the mass of an object?
A. measuring cup
B. thermometer
C. scale balance
D. graduated cylinder
7. Which of the following experiments is MEASUREABLE?
A. McDonald’s is a good place to buy coffee
B. McDonald’s coffee cups keep coffee warmer for longer
C. than Burger Kings
D. McDonald’s is dirty inside
8. In an experiment, the factor that we measure is called the
A. conclusion
B. controlled variable
C. independent variable
D. dependent variable
9. A scientist hypothesizes the temperature at which an alligator's egg is
incubated will determine whether the alligator will be male or female.
The independent variable is
A. the gender of the alligator
B. the temperature
C. the male alligators
D. the incubator
10. In science, an educated guess is called a/an
A. observation
B. conclusion
C. hypothesis
D. question