WorksheetsScientific Method
Total questions: 50
Worksheet time: 49mins
Name
Class
Date
1.
This variable in an experiment is the one being deliberately changed by the scientist.
a)
dependent variable
b)
independent variable
c)
data
d)
control group
2.
Should experiments be repeated over and over to see if the results are the same each time?
a)
yes
b)
no
3.
A list of the steps anyone could follow to conduct an experiment.
a)
obervations
b)
question/problem
c)
materials
d)
procedures
4.
Mr. S. sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the independent variable.
a)
distance traveled by the ball
b)
height of the ramp
c)
mass of the ball
d)
weight of the ball
5.
Mr. S. sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the dependent variable.
a)
height of the ramp
b)
distance traveled by the ball
c)
mass of the ball
d)
weight of the ball
6.
A student is planning an experiment to find out how the height from which he drops a ball affects how high the ball bounces. The dependent variable is the _____.
a)
Diameter of the ball
b)
Force acting on the ball
c)
Height that the ball bounces
d)
Height from which the ball is dropped
7.
When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?
a)
Dependent
b)
Independent
c)
Control
d)
Compound
8.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what is the dependent variable?
a)
Type of plant
b)
Water, apple juice, milk
c)
Plant growth
d)
Color of the plant's leaves
9.
If I study for my scientific method quiz, then I will have a better test score. What is the dependent variable?
a)
Scientific Method
b)
Studying
c)
Independent variable
d)
Test score
10.
Which is NOT a step in the scientific method?
a)
Make observation
b)
Form a theory
c)
Collect data
d)
Form a hypothesis
11.
What step does every scientific experiment begin with?
a)
hypothesis
b)
question/problem
c)
procedures
d)
conclusion
12.
This part of the experiment serves as a basis of comparison; the one variable being tested has been omitted.
a)
experimental group
b)
control group
c)
data
d)
variables
13.
True or False: Your hypothesis can never be wrong.
a)
True
b)
False
14.
If plants are exposed to sunlight, then they will grow taller.
What part of the scientific method is this an example of?
What part of the scientific method is this an example of?
a)
Procedure
b)
Hypothesis
c)
Question
d)
Results
15.
What are the procedures step in the experiment?
a)
the conclusion to your experiment
b)
the materials needed to complete experiment
c)
step by step directions of how to complete your experiment
d)
an educated, best guess
16.
What are the materials in your scientific method?
a)
your favorite markers and lucky eraser
b)
everything you will need to complete your experiment
c)
a hypothesis
d)
step by step directions to complete an experiment
17.
The independent variable is the ONE thing you _____.
a)
change on purpose
b)
control or keep constant
c)
measure
18.
The variable that is being measured or observed is called the _______________. Hint: this is the variable that is the result or effect
a)
independent variable
b)
dependent variable
c)
control variable
19.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid: water, apple juice, or milk. What variables should be kept constant/controlled?
a)
type of plant, flower pot, soil, and amount of sunlight
b)
water, apple juice, milk
c)
only the amount of sunlight
d)
type of plant only
20.
What is a constant/control in an experiment?
a)
Things that do not change inana experiment. It's the variable that stays the same. You can have many variables stay the same.
b)
It's the variables that the scientist changes in the experiment
c)
It's the variables that are being measured in an experiment
21.
What is being changed in this experiment?
a)
ramp height
b)
the speed that the ball rolls
c)
type of ball
22.
What is being measured or the result/effect of this experiment?
a)
ramp height
b)
the speed that the ball rolls
c)
type of ball
23.
What is being kept constant?
a)
ramp height
b)
speed of the ball rolling
c)
type of ball
24.
What is being changed in this experiment?
a)
temperature of the stove
b)
how fast the water boils
c)
amount of water
25.
What is being measured or the result/effect of this experiment?
a)
how fast the water boils
b)
amount of water
c)
temperature of stove
26.
What is being kept constant?
a)
how fast the water boils
b)
amount of water
c)
temperature of stove
27.
What is the part of the experiment that is left alone or “natural", and is used to compare back to?
a)
Independent Variable
b)
Dependent Variable
c)
Control Group
d)
Experimental Group
28.
What is a factor that the experimenter has full control over and changes to see what happens?
a)
Dependent Variable
b)
Independent Variable
c)
Control group
d)
Hypothesis
29.
Nick wanted to see how high an ice cube would float in different temperatures of water. Identify the DEPENDENT variable
-Amount of water
-Height of Ice cube
-Temperature the ice cube was at its highest height
-Temperature of the water
-Size of the ice cube
-Amount of water
-Height of Ice cube
-Temperature the ice cube was at its highest height
-Temperature of the water
-Size of the ice cube
a)
Amount of water
b)
Height of Ice cube
c)
Temperature the ice cube was at its highest height
d)
Size of the ice cube
30.
Mario studied how far room temperature water would spurt out of a plastic milk carton when 3mm holes were punched at different heights from the bottom of the container. Identify the DEPENDENT variable
-3mm holes
-Distant water traveled out of carton
-Different heights of the holes in the container
-Ice water from Iceland
-3mm holes
-Distant water traveled out of carton
-Different heights of the holes in the container
-Ice water from Iceland
a)
3mm holes
b)
Distant water traveled out of carton
c)
Different heights of the holes in the container
d)
Ice water from Iceland
31.
The following statement is a hypothesis formed about marsh grass:
If the amount of nitrogen marsh grass receives is increased, then the height of the grass will increase, because nitrogen is an essential nutrient needed for marsh grass to grow.
What is the independent variable of the statement above?
If the amount of nitrogen marsh grass receives is increased, then the height of the grass will increase, because nitrogen is an essential nutrient needed for marsh grass to grow.
What is the independent variable of the statement above?
a)
Height of grass
b)
Amount of nitrogen
c)
Essential nutrient
d)
Amount of growth
32.
A scientist hypothesizes the the temperature at which an alligator's egg is incubated will determine whether the alligator will be male or female. The independent variable is
a)
the male alligators
b)
the incubator
c)
the gender of the alligator
d)
the temperature
33.
A scientist hypothesizes the the temperature at which an alligator's egg is incubated will determine whether the alligator will be male or female. The dependent variable is
a)
the size of the baby alligators
b)
the gender of the baby alligators
c)
the incubator
d)
the temperature
34.
In this graph, what is the independent variable?
a)
Population
b)
Day
c)
Species 5
35.
In this graph, what is the dependent variable?
a)
Walla Walla Island
b)
Time
c)
Number of Deer
36.
Which of the following is an example of a scientific question?
a)
Is experimenting on white mice right or wrong?
b)
Should teachers make as much money as athletes?
c)
Does tanning harm the skin?
d)
Which is better brownies or cookies?
37.
Which of the following is an example of a properly written testable hypothesis?
a)
People should try this new health food to see if it makes them stronger.
b)
When dog owners don't feed their puppies brand A food, the puppies do not grow.
c)
If Fred had added leaves to the compost, he wouldn't need fertilizer.
d)
If it is dark, then an owl will find a mouse by the sound.
38.
Which of the following might be materials for an experiment?
a)
Data tables and graphs
b)
Meters, liters and kilograms
c)
Plastic containers, soil, thermometers, water and plants
d)
Temperature, time and light
39.
In an experiment to determine the effects of acid rain on pond water, which of the following would be used as the control?
a)
A container of vinegar
b)
The pond
c)
A container of pond water with nothing added to it.
d)
A container of pond water with acid added to it.
40.
In an experiment investigating how far model airplanes with different shapes can travel, which of the following are variables that need to be controlled?
a)
Type of wood, mass of plane, glue used, air currents and breezes.
b)
How old the models are, the shapes of the airplanes.
c)
Time test starts, time for each test.
d)
How the models land.
41.
You want to know if temperature affects the growth of plants. You place 3 different plants in 3 different temperature settings: 72, 54, 24oC and measure the height of the plant growth once a week. What is the independent variable?
a)
Plant height
b)
Type of plant
c)
Temperature
d)
Not enough information
42.
You want to know if temperature affects the growth of plants. You place 3 different plants in 3 different temperature settings: 72, 54, 24oC and measure the height of the plant growth once a week. What is the dependent variable?
a)
Plant height
b)
Type of plant
c)
Temperature
d)
Not enough information
43.
You want to know if temperature affects the growth of plants. You place 3 different plants in 3 different temperature settings: 72, 54, 24oC and measure the height of the plant growth once a week. What needs to be controlled in the experiment?
a)
Plant height
b)
Type of plant
c)
Temperature settings
d)
Not enough information
44.
You want to know if temperature affects the growth of plants. You place 3 different plants in 3 different temperature settings: 72, 54, 24oC and measure the height of the plant growth once a week. What different independent variable settings will you use?
a)
Plant height
b)
Type of plant
c)
72, 54, 24oC
d)
Not enough information
45.
Which of the following is a problem or question?
a)
After 5 minutes, balloons A and B expanded.
b)
Yeast gives off gas at higher temperatures.
c)
What factors help yeast grow?
d)
If you increase temperature, then yeast will give off more gas.
46.
Which of the following is a hypothesis?
a)
After 5 minutes, balloons A and B expanded.
b)
Yeast gives off gas at higher temperatures.
c)
What factors help yeast grow?
d)
If you increase temperature, then yeast will give off more gas.
47.
Which of the following is an observation?
a)
After 5 minutes, balloons A and B expanded.
b)
Yeast gives off gas at higher temperatures.
c)
What factors help yeast grow?
d)
If you increase temperature, then yeast will give off more gas.
48.
Which of the following is a conclusion?
a)
After 5 minutes, balloons A and B expanded.
b)
Yeast gives off gas at higher temperatures.
c)
What factors help yeast grow?
d)
If you increase temperature, then yeast will give off more gas.
49.
Which of the following is the materials?
a)
After 5 minutes, balloons A and B expanded.
b)
Yeast gives off gas at higher temperatures.
c)
Yeast, sugar, warm and cool water, containers, balloons
d)
If you increase temperature, then yeast will give off more gas.
50.
Which of the following is the procedure?
a)
Combine yeast, sugar and water in a bottle. Place a balloon over the bottle.
b)
Yeast gives off gas at higher temperatures.
c)
Yeast, sugar, warm and cool water, containers, balloons
d)
If you increase temperature, then yeast will give off more gas.
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