Complicated Exam On Science

15 Questions | Total Attempts: 44

SettingsSettingsSettings
Please wait...
Science Quizzes & Trivia

This is a semi-complicated exam on science only 3 out of 20 students have passed


Questions and Answers
  • 1. 
    What is the name for the steps scientists go through to solve problems?  
    • A. 

      A. drawing conclusions

    • B. 

      B. forming a hypothesis

    • C. 

      C. research design

    • D. 

      D. scientific method

  • 2. 
    How might a scientist show bias in an experiment?
    • A. 

      A. by asking others to verify the data

    • B. 

      B. by choosing a random sample by computer

    • C. 

      C. by drawing conclusions without analyzing data

    • D. 

      D. by using multiple trials to confirm data

  • 3. 
    Mike is testing the effects of friction on a toy car going down a ramp. He runs one trial with sandpaper on the ramp and another trial with cloth on the ramp. What else does he need in his experiment?  
    • A. 

      A. a control group

    • B. 

      B. a longer ramp

    • C. 

      C. an independent variable

    • D. 

      D. a technology

  • 4. 
    Mike is conducting an experiment to see if his dog will eat a new brand of dog food. He will replace the dog’s old food with the new brand. Identify the dependent variable in this experiment.  
    • A. 

      A. the amount of food

    • B. 

      B. the place the food is left

    • C. 

      C. the type of food

    • D. 

      D. whether the dog eats

  • 5. 
    Why is it important for scientists to present their findings to the public?  
    • A. 

      A. The public has to understand every scientific finding.

    • B. 

      B. Scientific data can benefit society in different ways.

    • C. 

      C. The scientist might be able to get the data published.

    • D. 

      D. The scientist needs credit for his or her findings.

  • 6. 
    Clara is conducting an experiment to find out the number of times her lab mice received a reward for finishing a task. She is using a tally chart to keep track of each mouse and the number of rewards each receives. What is the best type of graph for her to use to analyze her data?  
    • A. 

      A. bar graph

    • B. 

      B. line graph

    • C. 

      C. pictograph

    • D. 

      D. pie graph

  • 7. 
    Scientists use prior experience to ____.      
    • A. 

      A. collect data

    • B. 

      B. make predictions about what will happen under certain circumstances

    • C. 

      C. analyze their data

    • D. 

      D. serve as a control in their experiments

  • 8. 
    After scientists analyze the results of their experiments, they ____.        
    • A. 

      A. form hypotheses

    • B. 

      B. include a control

    • C. 

      C. communicate those results to other people

    • D. 

      D. choose the variables they want to test

  • 9. 
    Which of the following steps to solve a problem must be completed first?    
    • A. 

      A. analyzing data

    • B. 

      B. recognizing and identifying the problem

    • C. 

      c. forming a hypothesis

    • D. 

      D. testing a hypothesis

  • 10. 
    Which of the following steps to solve a problem is completed last?  
    • A. 

      A. analyzing data

    • B. 

      B. recognizing and identifying the problem

    • C. 

      C. drawing conclusions

    • D. 

      D. testing a hypothesis

  • 11. 
    A prediction or statement that can be tested is ____.        
    • A. 

      A. a conclusion

    • B. 

      B. an observation

    • C. 

      C. a control

    • D. 

      D. a hypothesis

  • 12. 
    A factor in an experiment that can change is ____.        
    • A. 

      A. an observation

    • B. 

      B. a variable

    • C. 

      C. a control

    • D. 

      D. a hypothesis

  • 13. 
    A sample that is treated exactly like the other experimental groups except that the variable is not applied to it is a(n) ____.        
    • A. 

      A. observation

    • B. 

      B. variable

    • C. 

      C. control

    • D. 

      D. hypothesis

  • 14. 
    Scientists conduct multiple trials of their experiments because ____.        
    • A. 

      A. their results are more likely to be reliable

    • B. 

      B. it costs less to run more trials than fewer trials

    • C. 

      C. unusual occurrences are likely to be repeated every time

    • D. 

      D. experiments always have the same results

  • 15. 
    A good way to organize and record your results and observations is ____.      
    • A. 

      A. in a data table

    • B. 

      B. by using a calculator

    • C. 

      C. with a balance or spring scale

    • D. 

      D. by having a hypothesis before you begin your experiment

Back to Top Back to top