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The Scientific Method - Physical Science Flashcards | StudBud
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The Scientific Method - Physical Science
The Scientific Method - Physical Science
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Physical Science
Flashcards
18 cards
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Questions
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Answers
1
An experiment was carried out to test types of running shoes and comfort. DV?
comfort level
type of shoe
female runners
exercise endurance
2
Inference is when...
when you plot points on a graph
when one player gets in the way of you catching the ball
when you identify and observation
you have a logical explanation of what you observe
3
An experiment was carried out to test types of running shoes and comfort. IV?
exercise endurance
type of shoe
comfort level
female runners
4
TRUE or FALSE: An scientific
observation
of this picture is that the bird is hungry.
FALSE
TRUE
5
In a conclusion all of the following belongs EXCEPT?
restating the hypothesis
a personal story
summary of data collected
assessing the validity of the experiment
6
To improve validity the investigator should do all of the following except...
repeat trials
alter data to match hypothesis
use proper constants
use a larger sample size
7
An experiment was carried out to test types of running shoes and comfort. Potential constant?
exercise endurance
type of shoe
comfort level
female runners
8
Observation is when...
you use your senses to gain information
an explanation of what you look at
when you research a topic
when the teacher watches you do a lab properly
9
The dependent variable is
the data collected in an experiment
the manipulated variable
the unchanged variable
the comparison point
10
The independent variable is
the unchanged variable
the comparison point
the same as the dependent variable
the manipulated variable
11
The control group is used for
fun
the measured variable
comparison between the experimental group
increasing the sample size
12
A hypothesis explains...
includes the data that will be collected
a prediction of how one variable will affect the other
the answer of the experiment
a summary of errors that may occur
13
Hypothesis statements need to be all of the following except...
based off research
testable
logical
only 1 sentence long
14
The constant/controls are
the measured variable
the comparison point
the manipulated variable
the unchanged variables
15
TRUE or FALSE: Based on this picture of a dark cloud, an
observation
is that it is raining.
TRUE
FALSE
16
In a study of how long it takes different amounts of water to boil, the DV is?
the mass of the water
the amount of water
the time needed to boil
the temperature of the room
17
The purpose of a placebo is to...
be the control group
confuse participants in a study
add an extra experimental group
compare to the experimental group
18
Why would multiple trials be needed in a experiment?
to change data
because it is fun
to improve validity
to switch the IV and the DV
