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Duplicate of Methods of Science
Duplicate of Methods of Science
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Scientific Method and Engineering Design Process
Flashcards
26 cards
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Practice quiz
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Questions
26
Answers
1
What is NOT TRUE about a hypothesis?
It is based on research
It is addresses the scientific question being investigated.
It is an educated prediction of what will happen in the experiment
It is always proven correct.
2
In the investigation: Does the water temperature change as you dive deeper in an ocean? The dependent variable is
The time of day that the experiment is conducted
The different ocean depths that water temperature is measured
The brand of thermometer used to measure the temperature
The temperature data collected
3
In an experiment, when the independent variable is manipulated, it causes a change in the
constant variable
manipulated variable
responding variable
independent variable
4
The factor that is measured as a result in a controlled experiment.
Manipulated Variable
Constant Variable
Independent Variable
Dependent Variable
5
When graphing the data in a controlled experiment, the dependent variable is usually plotted along the
z-axis
a-axis
y-axis
x-axis
6
Giving 3 types of trees different amounts of fertilizer and water to see which grows fastest. What statement is true?
This is a valid experiment
This experiment kept all factors constant
This experiment changed too many variables
This experiment changed only one variable
7
In the experiment: Does the brand of fertilizer affect how much fruit a tree produces? The responding variable is
Number of fruits produced
Brand of fertilizer
Amount of fertilizer
Type of fruit tree
8
In the experiment to answer: Does the battery brand affect the running time of a toy car? A constant could be
Temperature of battery
Running time of toy car
Brand of toy car
Brand of battery
9
A possible answer to a scientific question.
Hypothesis
Constant
Experiment
Research
10
A key feature of a controlled experiment.
Keep all factors constant
Choose the data that supports your hypothesis
Change as many variables as you need
Change only one variable in the experiment
11
In an experiment, when the independent variable is manipulated, it causes a change in the
constant variable
independent variable
manipulated variable
dependent variable
12
An experiment in which only one variable is manipulated at a time
Scientific Guess
Random Experiment
Controlled Experiment
Scientific Theory
13
Ways in which scientists study the natural world and propose explanations based on evidence
Scientific Conclusion
Engineering Inquiry
Scientific Inquiry
Engineering Method
14
When graphing data on which type of solution dissolved a Skittle candy fastest. The types of solution is plotted on the
a-axis
x-axis
y-axis
z-axis
15
In the experiment: Does chewing gum help students focus and answer math problems faster? The manipulated variable is
Age of students
Student math test score.
Whether students chew gum or not chew gum
Time it took for students to solve math problems
16
Facts, figures and other evidence gathered through observations
Hypothesis
Constants
Data
Question
17
What type of chart will best illustrate data changes over time, like the population projections in the table below?
Pie Chart
Line Chart
Scatter Plot
Bar Chart
18
In making a bar graph on which fertilizer helped trees produce more fruits, the number of fruits will be plotted on the
z-axis
y-axis
x-axis
a-axis
19
The experiment to answer: Does the length of study time affect test scores? The length of study time is the
constant factor
dependent variable
independent variable
responding variable
20
When graphing the data in a controlled experiment, the independent variable is usually plotted along the
y-axis
a-axis
z-axis
x-axis
21
What type of chart will best illustrate the data below?
Line Chart
Bar Chart
Scatter Plot
Pie Chart
22
This is critical to ensure that your conclusions are valid.
Change as many variables as you need
Ensure that your results are repeatable
Only do the experiment once, if you already got the results you want.
Discard data that did not fit your hypothesis
23
Also called the responding variable, as this factor responds to the change in the manipulated variable.
Manipulated Variable
Independent Variable
Dependent Variable
Constant Variable
24
The variable that is changed or manipulated by the scientist in an experiment
Constant Variable
Dependent Variable
Responding Variable
Independent Variable
25
Factors that can change in an experiment
Variables
Conclusion
Constants
Hypothesis
26
In the experiment to answer: Does the battery brand affect the running time of a toy car? The independent variable is
Temperature of battery
Brand of battery
Brand of toy car
Running time of toy car