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- 1. Multiple ChoiceWhat is a hypothesis?A hypothesis is the right answer to an experiment.A hypothesis is the wrong answer to an experiment.A hypothesis is an educated guess.I don't know.
- 2. Multiple ChoiceThis variable in an experiment is the one being deliberately changed by the scientist.dependent variableindependent variabledatacontrol group
- 3. Multiple ChoiceWhat step does every scientific experiment begin with?hypothesisquestion/problemproceduresconclusion
- 4. Multiple ChoiceThe summary at the end of an experiment that explains the results.conclusionproceduresmaterialsresponding variable
- 5. Multiple Choice
What is an observation for this picture?The man is scaredThe man is going to get eatenThere is a man in a kayakThe man is paddling fast - 6. Multiple ChoiceWhat skill is a scientist using when she listens to the sounds that whales makes.making hypothesisInterpreting datadrawing conclusionsmaking observations
- 7. Multiple Choice
Shannon is wondering why her skin is red and itchy after taking her bubble bath. Which stage of the scientific method is she in?
Question or Problem
Forming a Hypothesis
Drawing a Conclusion
Analyzing Data
- 8. Multiple Choice
Brian is measuring the weight of each rat and writing it down on a chart. Which stage of the scientific method is this?
Hypothesis
Collecting Data
Question or Problem
Conclusion
- 9. Multiple Choice
A student performed an activity with soil and water. The table below show the kind of soil that was added to each of two cans. After the soil was added, holes were made in the bottom of each can. Then a total of 200 milliliters of water was added to each can. The water that dripped from each can was collected for one minute. Which of the following is an observation in this experiment?
Sunlight heats water in clay faster than water in sand.
Plants grow better in clay than in sand.
Water flows through sand faster than clay
Insects are more active in sand than in clay.
- 10. Multiple Choice
A student makes a model of a volcano using paper and glue. The student's teacher puts on goggles and an apron. The teacher pours baking soda and vinegar into the volcano model. For 30 seconds, a white substance bubbles and expands from the volcano.
Which observation allows the student to conclude that a chemical reaction occurred?
A white substance bubbled and expanded.
Something happened in 30 seconds.
The teacher wore goggles and an apron.
The volcano was made from paper and glue
- 11. Multiple Choice
A student notices that apples vary in sweetness, and he wants to determine the cause.
Which of the following should be done first when developing a scientific investigation based on this observation?
Perform an experiment.
Form a hypothesis.
Write a conclusion.
Construct a graph.
- 12. Multiple Choice
Which science process skill uses a test under controlled conditions and follows steps?
measuring
experimenting
collecting information
inferring
- 13. Multiple Choice
What is the correct order of the scientific method?
Purpose, Hypothesis Research, Experiment, Analysis & Conclusion
Research, Purpose, Analysis, Hypothesis, Experiment & Conclusion
Purpose, Experiment, Analysis, Research, Hypothesis, & Conclusion
Purpose, Research, Hypothesis, Experiment, Analysis & Conclusion
- 14. Multiple Choice
In which step of the scientific method do we talk to experts, read books, and look online for what work has already been done?
Purpose
Research
Hypothesis
Analysis
- 15. Multiple Choice
What is an educated guess, opinion, or explanation of an observation?
Prediction
Observation
Inference
Scientific question
- 16. Multiple Choice
Which step of the scientific method provides graphs and charts to process the information (numbers, etc.) we've gathered?
Experiment
Analysis
Conclusion
None of these
- 17. Multiple Choice
Which step of the scientific method provides graphs and charts to process the information (numbers, etc.) we've gathered?
Experiment
Analysis
Conclusion
None of these
- 18. Multiple Choice
Gianna wants to test which brand of popcorn pops the most kernels. She picked a store brand, Orville Redenbacher, and PopSecret. All three bags started with the same number of kernels. She popped each for 3 minutes in the same microwave, and then counted the number of kernels left over. What is her independent variable?
Number of kernels left over
Brand of popcorn
Number of kernels before popping
Length of time cooking
- 19. Multiple ChoiceHow many variables should be tested at a time?ThreeZeroTwoOne
- 20. Multiple ChoiceA series of steps used by scientists to solve a problem or answer a question.scientific methodrecipedata collectionmetric system
- Answer choicesTagsAnswer choicesTags