Which question would be the best high level scientific question

1. What skill is a scientist using when she listens to the sounds that whales make?

A) Making hypothesisB) Interpreting dataC) Making observationsD) Drawing conclusions

2. Which question would be the best high level scientific question?

A) How many giraffes live in Africa?3. Which of the following is NOT a rule when writing a hypothesis?B) Who made the first microscope?C) How long ago did dinosaurs live on Earth?D) Does the amount of salt in water affect the temperature at which it boils?

3. Which of the following is NOT a rule when writing a hypothesis?

A) It is an if/then statementB) It should be restatedC) None of the aboveD) It is testable

4. An experiment that tests only one factor at a time by using a comparison of a control group and an experimental group is?

A) A controlled experimentB) A dependent variableC) An independent variableD) A theory

5. Which of the following hypotheses is written correctly?

A) If I heat up a tennis ball it will bounce highB) If a tennis ball is frozen, it won't bounce as high as one that is not frozenC) If I freeze a tennis ball, then it will not bounce as high.D) Frozen tennis balls will not bounce as high

6. The process of obtaining information by using the senses is called a/an

A) Scientific methodB) ConclusionC) InquiryD) Observation

7. In an experiment, the one variable that is changed is called the

A) Independent variableB) Dependent variableC) Experimental variableD) Controlled variable

8. In an experiment, the factor that we measure is called the

A) Controlled variableB) Independent variableC) Dependent variableD) Conclusion

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 temperatureB) The incubatorC) The male alligatorD) The gender of the alligator

10. A scientist conducted an experiment to determine how the amount of salt in a body of water affects the number of plants that can live in the water. In this experiment the independent variable is

A) The temperature of the waterB) The number of plants in the waterC) The waterD) The amount of salt in the water

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1) What is the difference between discovery science and hypothesis-driven science? A) Discovery science involves predictions about outcomes, whereas hypothesis-driven science involves tentative answers to specific questions. B) Discovery science is mostly about describing nature, whereas hypothesis-driven science tries to explain nature_ C) Discovery science discovers new knowledge whereas hypothesis-driven science does not: D) Discovery science is based on deductive reasoning whereas hypothesis-driven science is based on inductive reasoning: 2) Antibiotic resistance evolves in bacteria when A) farmers do not use enough antibiotics in animal feed B) the antibiotics create resistance genes in bacteria the presence of antibiotics favors bacteria that already have genes for resistance D) none of the above Which of the following are the proper components of the scientific method? A) question, observation, experiment, analysis, prediction B) experiment; conclusion, application observation, question, Opinion, conclusion, hypothesis D) observation; question; hypothesis, prediction, experiment, results conclusion What are the two main processes upon which ecosystems depend? A) speciation and evolution B) sunlight and photosynthesis C) nutrient recycling and energy flow D) decomposition and nutrient recycling 5) Which of the following is NOT a property of life? Organisms reproduce their own kind: B) Organisms take in energy and use it to perform all of life' activities_ C) Populations of organisms rarely change over time D) Living things exhibit complex but ordered organization: An uncharged atom of gold has an atomic number of 79 and an atomic mass of 197. This atom has protons, neutrons and electrons_ A) 118__. 276. 118 B) 79. 118._ 79 79 _ 34. D) 118. 79 . 118 Why is water considered polar molecule? A) The oxygen atom is found between the two hydrogen atoms. B) Both hydrogen atoms are at one end of the molecule, and the oxygen atom is at the other end: The oxygen atom attracts the hydrogen atoms D) The oxygen end of the molecule has a slight negative charge, and the hydrogen end has slight positive charge_

1. What skill is a scientist using when she listens to the sounds that whales makes.

A) making observationsB) interpreting dataC) drawing conclusionsD) making a hypothesis

2. What is the correct order of the steps in the scientific method.

A) Ask a question, analyze results, make a hypothesis, test the hypothesis, draw conclusions, communicate results.B) Make a hypothesis, test the hypothesis, analyze the results, ask a question, draw conclusions, communicate results.C) Ask questions, make a hypothesis, test the hypothesis, analyze results, draw conclusions, communicate results.D) Ask a question, make a hypothesis, test hypothesis, draw conclusions, analyze results, communicate results.

3. Which question would be the best high level scientific question?

A) Who made the first microscope?B) How long ago did dinosaurs live on the Earth?C) Does the amount of salt in water affect the temperature at which it boils?D) How many giraffes live in Africa?

4. Which of the following is NOT a rule when writing a hypothesis?

A) It is testableB) It is a prediction.C) It is an if/then statementD) it should restate the question

5. An experiment that tests only one factor at a time by using a comparison of a control group and an experimental group is?

A) a theoryB) a controlled experimentC) an independent variableD) a dependent variable

6. Which of the following hypotheses is written correctly?

A) If I freeze a tennis ball, then it will not bounce as high.B) Frozen tennis balls will not bounce as high.C) If a tennis ball is frozen, it won't bounce as high as one that is not frozen.D) If I heat up a tennis ball it will bounce high.

7. The process of obtaining information by using the senses is called a/an

A) conclusionB) observationC) scientific methodD) inquiry

8. A series of steps designed to help you solve problems and answer questions

A) observationB) hypothesisC) experimentD) scientific method

9. In an experiment, the one variable that is changed is called the

A) independent variableB) experimental variableC) controlled variableD) dependent variable

10. In an experiment, the factor that we measure is called the

A) independent variableB) dependent variableC) conclusionD) controlled variable

11. A scientist hypothesizes the 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 incubatorB) the temperatureC) the male alligatorsD) the gender of the alligator

12. A scientist hypothesizes the the temperature at which an alligator's egg is incubated will determine whether the alligator will be male or female. The dependent variable is

A) the incubatorB) the size of the baby alligatorsC) the gender of the baby alligatorsD) the temperature

13. A scientist conducted an experiment to determine how the amount of salt in a body of water affects the number of plants that can live in the water. In this experiment the independent variable is

A) the temperature of the waterB) the number of plants in the waterC) the waterD) the amount of salt in the water

14. A scientist conducted an experiment to determine how the amount of salt in a body of water affects the number of plants that can live in the water. In this experiment the dependent variable is

A) the number of plants in the waterB) the waterC) the amount of salt in the waterD) the temperature of the water

15. All the things in an experiment that must be the same to make it fair are called

A) controlled experimentsB) controlled variables or constantsC) dependent variablesD) independent variables

16. In science, an educated guess is called a/an

A) hypothesisB) conclusionC) observationD) question

17. When you decide whether or not the data supports the original hypothesis, you are

A) asking questionsB) making observationsC) drawing conclusionsD) forming a hypothesis

18. When a scientist shares her findings with other scientists, she is

A) experimentingB) analyzing dataC) making a hypothesisD) communicating results

19. If you were measuring the mass of a fly, you should use

A) gramsB) kilogramsC) metersD) liters

20. If you wanted to know volume of water in a bottle of soda, you would use

A) kilolitersB) gramsC) litersD) milliliters

21. If you wanted to measure the distance from here to Salt Lake City, you would use

A) millimetersB) metersC) centimetersD) kilometers

22. Which unit of measure is NOT used in the International System of Units

A) millilitersB) gramsC) inchesD) centimeters

23. In which step of the scientific method do we want to use graphs

A) make a hypothesisB) communicate resultsC) asking questionsD) analyze data

24. The final part; a summary of reasonable inferences is a/an

A) conclusionB) controlled experimentC) hypothesisD) question

25. Which of the following is important when creating a graph in science.

A) all of theseB) labelsC) titlesD) neatness

26. 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 BB) Plant AC) All of themD) Plant C