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Scientific Processing 3
Test Description: Answer the review questions about scientific processing from our Odyssey lectures.
Instructions: Answer all questions to get your test result.
1) Which of the following statements is the best argument for daily exercise?
A
There are many enjoyable forms of exercise, such as jogging, soccer, and yoga.
B
For most people, a range of 100 to 120 beats per minute is optimal during exercise.
C
Studies show that people who do not exercise are 50% more likely to suffer from heart disease.
D
Stretching before exercise and 30-45 minutes of activity provides the best results.
2) A student believes that a red bull improves memory. Two groups of students will be given one before a test. What is the best way to design this experiment?
A
One group should be given the red bull, the other group should be given water.
B
One group should given the red bull, the other group should be given a diet red bull.
C
One group should be given a math test, the other group should be given a science test.
D
One group should be given the beverage, the other group should be given red bull diluted in water.
3) A student wants to know how many students send text messages during lunch at his school. The best way for him to gather this information would be to
A
text his friends during lunch and ask them if they have been texting
B
Randomly pick tables in the cafeteria and ask how many people have sent text messages during lunch.
C
pass out a survey to every student in the school with questions about text messaging
D
try to watch every table in the cafeteria and make a note when he sees someone's cell phone.
4) Scientists are studying the effect of different temperatures on the processing speed of a computer chip. What is the independent variable in this experiment?
A
the size of the computer
B
how long it takes the computer to perform a complex calculation
C
the type of computer
D
the temperature inside the computer
5) You have gathered information about which websites your classmates visit to research science questions. What type of graph would best represent this information?
A
scatter plot
B
bar graph
C
line graph
D
Pie chart
6) You have constructed a graph of the number of games your school's football team has won in the last ten years. How should you label the y-axis?
A
Games Won
B
Time (years)
C
Football Games Played
D
Winning Years
7) Sam the worm is 3 inches long. What kind of observation: Qualitative, quantitative, or both.
A
Both
B
Neither
C
Quantitative
D
Qualitative
8) Sam the worm is red and white and is 3 inches long. What kind of observation: Qualitative, quantitative, or both.
A
Neither
B
Qualitative
C
Quantitative
D
Both
9) Sam the worm is green and yellow and 3 inches long. Sam the worm is 3 inches long. What kind of observation: Qualitative, quantitative, or both.
A
Qualitative
B
Quantitative
C
Neither
D
Both
10) Sam the worm is awesome! What kind of observation: Qualitative, quantitative, or both.
A
Both
B
Neither
C
Qualitative
D
Quantitative
*select an answer for all questions
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