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Scientific Method
What is a dependent variable?
While performing an experiment, it is important to...
Scientific Method
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1
While performing an experiment, it is important to...
Change only one variable at a time.
record only observations, but not measurements.
test many different variables at the same time.
reach any conclusion.
2
What is a dependent variable?
The factors that do not change in an experiment.
The factor you're changing in your experiment.
The factors you are measuring in an experiment.
If... then...
3
Which variable do I measure?
Independent
Out of control
Dependent
Controlled
4
Which variable do I change?
Dependent
Controlled
Independent
Out of control
5
Mike wondered if the color of the room effected people's emotions. This is...
Gather information
Forming a hypothesis
Stating a problem
Recording data
6
Which lists particles from smallest to largest?
Protons, molecules, atoms
Molecules, atoms, protons
Protons, atoms, molecules
Atoms, protons, molecules
7
If it rains then Shana's allergies will be worse. This is...
Gather information
Recording data
Forming a hypothesis
Stating a problem
8
Which is better, the imperial system or metric system?
Metric
Who would ever use imperial?
Always the metric system
Imperial
9
The electron cloud is defined as...
an atmospheric cloud where birds and air move freely.
a space around the nucleus where electrons are found.
a more specific term for the entire atom.
only the first two energy levels of electrons.
10
What is the name for an atom that has a charge?
Ion
Neutral atom
Isotope
11
A hypothesis is formed...
before research is gathered.
after analysis of the data.
before an experiment is done.
before a problem is stated.
12
What does not need to be in my conclusion?
Restate the hypothesis
Raw data
Whether the hypothesis was supported or not
Possible errors
13
Katie makes a data table of rainfall during the month of May. This is...
Gather information
Stating a problem
Recording data
Forming a hypothesis
14
The scientific method...
starts by making a conclusion
is used by everyone who tries to solve a problem
always results in a correct answer in one try
is a systematic approach to problem solving
15
What units do you use to measure mass in the metric system?
Meter
Grams
Newton
Liter
16
What kind of statement is a hypothesis written in?
Cause and effect
Question?
First.... second....
If... then...
17
Which variable do I keep the same?
Controlled
Out of control
Independent
Dependent
18
What is the purpose of a control group?
The testable explanation of a situation.
The variable that changes.
Exposed to the factor being tested.
Used for a comparison.
