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Scientific Method Flashcards | StudBud
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Scientific Method
Scientific Method
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1
Which image shows accuracy?
Exp II
Exp III
Exp 1
Exp IV
2
The relationship between the independent and dependent variable can most closely be related to
Necessary & Unnecessary
Positive & Negative
Cause & Effect
Investigations & Experiments
3
What is a control?
The variable that is measured or recorded
A sample in an experiment that does not get altered.
The variable that is changed
4
What is a dependent variable?
The variable that is measured or recorded in an experiment
A variable that is manipulated or changed during a lab
The sample in an experiment that is not altered
5
What is an Observation?
Information collected using your 5 senses
A study of an experiment
Your Prediction of what will happen
your opinion based off of what you see
6
What is the dependent variable in this experiment?
Type of plants
amount of leaves
Number of plants
Plant growth
7
What is the difference between and investigation and an experiment?
An experiment has a variable that is being controlled
An investigation has a variable that is being controlled
There is no difference, both words are used interchangeably
One is done in the field and the other in a lab
8
JaQuan was studying the rate of photosynthesis in Elodea plants.What is the dependent variable?
Number of bubbles being produced
Amount of Elodea in the experiment
Light intensity in Lumens
9
What is the independent variable in this picture?
The amount of moisture in the soil
The type of plant
The plant growth
10
Is an experiment considered a waste if your hypothesis was wrong?
yes, because it can't lead to any further investigation
no, because you can still make a conclusion even if wrong
yes, because you didn't prove anything
no, because you may have learned something new
11
What is the independent variable in this experiment?
the type or size of the ball
The force of gravity on the balls
The speed of the balls falling
How high the balls bounce
12
What does replication mean?
An experiment is repeated by another scientist
An experiment is repeated by you
An experiement is repeated
results are multiplied
13
How many trials should you do in an experiment?
At least Three
2 is enough
At least 5
minimum of 10
14
A scientist studies how lions interact within a family. He tags them & places cameras near.
Experiment because you are trying to learn something
Investigation because you are not using science tools
Experiment because it has controls and variables
Field study because its observations & can't be controlled
15
What is an independent variable?
The variable that is measured or recorded to see the result
The variable that is manipulated or changed
A sample in an experiment that does not get altered
