- 1. Is the following statement an observation or an inference: I noticed that Martin is tardy to first period at least twice a week, so he must be hanging out with his friends instead of going to class on time.
A) None of the above
B) Inference
C) Observation
- 2. Is the following statement an observation or an inference: Shantee has a purple purse.
A) Observation
B) Inference
C) None of the above
- 3. Determine if the following is qualitative or quantitative: Ms. Cook weighs 268 pounds.
A) Quanitative
B) Not enough information is provided
C) Qualitative
- 4. Determine if the following is qualitative or quantitative: Ms. Cook is wearing a red labcoat that has cartoon monsters on the sleeve cuffs.
A) Quanitative
B) Qualitative
C) Not enough information is provided
- 5. Which of the following is important when creating a graph in science.
A) Labels
B) Titles
C) All of these
D) Neatness
- 6. A scientist who wants to study the affects of fertilizer on plants sets up an experiment. Plant A gets no fertilizer, Plant B gets 5 mg. of fertilizer each day, and Plant C gets 10mg. of fertilizer each day. Which plant is the control group.
A) Plant A
B) There is no control
C) Plant B
D) Plant C
- 7. All the things in an experiment that must be the same to make it fair are called
A) Controlled experiment
B) Independent variables
C) Dependent variables
D) Controlled variables or constants
- 8. Theories are explanations that can never be changed.
A) False
B) True
- 9. A student wanted to study the effect of temperature on algae levels in a local stream. What is the dependent variable?
A) The student
B) Temperature
C) The local stream
D) Alga levels
- 10. On which axis is the independent variable always placed?
A) Y-axis
B) X-axis
C) Origin
D) On the top of the graph
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