WorksheetsUnit 2 Exam: Scientific Method & Measurements
Total questions: 23
Worksheet time: 1hrs 9mins
Out of the two variables (independent and dependent) which one can you control.
independent
dependent
constant
hypothesis
on which axis does the independent variable go
y-axis
x-axis
z-axis
0-axis
on which axis does the dependent variable go
z-axis
x-axis
lumberjack-axis
y-axis
The common tool used to measure length is the
graduated cylinder.
thermometer.
stopwatch.
meter stick.
An accepted international system of measurement, also known as SI units, is the
International System of Units
System of International Measurements
System of Intellectual Units
Units of International Measurement
The basic unit of volume in the metric system is
gram.
liter.
second.
meter.
How many centimeters are in a meter
1000
10
100
1
Mass - SI unit : kilogram
Temperature - SI unit : Celcius
What is volume?
the measure of the force of gravity
a measure of the energy of motion of the particles in a substance
the amount of space taken up by an object or substance
the measure of how much mass is contained in a given space
We measure the mass of an item using this scientific tool.
graduated cylinder
flask
digital scale
triple beam balance
Which of these contains steps in the right order?
Ask a question based on a prior observation, state your hypothesis, experiment, analyze, draw a conclusion
State your hypothesis, ask a question, research, experiment, analyze, draw a conclusion
State your hypothesis, ask a question, research, draw a conclusion, experiment, analyze
Ask a question, experiment, state your hypothesis, research, analyze and draw a conclusion, share the results
To make observations you use your _______.
Feet
Experience
Senses
Smile
Performing a test or experiment allows you to test your ___________.
Conclusions
Hypothesis
Data
Question
If you conduct an experiment where you place 5 of the same red candies in different types of soda, all in the same amount of liquid and same type cups the independent variable is what?
Kind of soda
Type of cup
Amount of soda
Color of candy
What is the purpose of the scientific method?
To solve problems by careful experimentation
To research new information
To practice safety
To become a scientist
Which is a good example of a hypothesis for the following scientific question, "Does playing violent video games lead to higher blood pressure?"
Playing violent video games gives people higher blood pressure.
If you have higher blood pressure, then you play violent video games.
If you play violent video games you will have higher blood pressure.
If you play violent video games, then you will have higher blood pressure.
Why is the following considered a bad hypothesis? "If your plants grew taller, then they were given fertilizer."
It doesn't have "if" and "then"
The prediction is wrong
The independent and dependent variable are in the wrong order
This is a good hypothesis
Ms. j. wants to know if students do better on their homework if they listen to classical music or hip hop music. What is the independent variable in this experiment?
Students' grades on homework
The age of the students
The volume of the music
The type of music
A qualitative observation is ________.
Describing qualities and characteristics
A guess you make using an observation
Numbers and labels
What is kept the same in an experiment
