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WorksheetsScientific Method Unit 1
Total questions: 75
Worksheet time: 2hrs 34mins
Name
Class
Date
1.
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
2.
Research Question: Does the type of gasoline put in a car effect how fast the car can drive. What is the independent variable?
a)
Type of gasoline
b)
which car the gas is put into
c)
how fast the car can drive
d)
how much gas is put into the car
3.
What would the INDEPENDENT variable be in an experiment testing which types of paper airplane goes furthest?
a)
the paper used
b)
the type of paper airplane
c)
the distance of each plane's flight
d)
how hard the plane is thrown
4.
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, the independent variable is ...
a)
The type of plant
b)
The amount of sunlight
c)
The type of music
d)
The type of liquid
5.
If you were testing how well different dish soap cleaned grease, the independent (experimental) variable would be the:
a)
Dishes
b)
Water
c)
Dish Soap
d)
Types of Grease
6.
While PERFORMING AN EXPERIMENT, it is important to:
a)
change the control setup
b)
test many different variables at the same time
c)
reach a conclusion
d)
record observations and measurements
7.
Changeable elements of an experiment which can affect the outcome of the experiment if not carefully controlled are called:
a)
placebos
b)
variables
c)
quantitative elements
d)
control groups
8.
The number of variables that should be allowed to change in a well designed, controlled experiment is:
a)
none
b)
1
c)
2 or more
d)
dependent on the type of experiment
9.
Students are growing plants in the dark or in the light to see which grows better. They put 3 seeds in the dark and 5 seeds in the light because they know seeds are more likely to dry out in the light.
How could this experiment be improved?
How could this experiment be improved?
a)
Put all plants in the light.
b)
Put all plants in the dark (where they sprout better)
c)
Put the same number of seeds in each container.
d)
put all the plants in the light so they grow better
10.
The IV (Independent Variable) is the thing that you...
a)
change
b)
measure
c)
create
d)
work
11.
The DV (Dependent Variable) is that thing that you...
a)
change
b)
measure
c)
work
d)
choose
12.
The experimental group is the group that...
a)
you are testing
b)
is "normal"
13.
The control group is the...
a)
group you are testing
b)
"normal" group
14.
Suppose you are looking at plant growth in response to different amounts of water. What is the IV (independent variable)?
a)
Water amount
b)
Plant growth
c)
The plants
15.
Suppose you are looking at how much Labrador retrievers shed during the year. What would be your IV (independent variable)?
a)
Season
b)
Amount they shed
c)
Breed of dog
16.
Suppose you are studying how cells respond to different hormones. You are looking at growth hormone, leptin (hunger hormone), and FSH (hair growth hormone). What would your control group be?
a)
Growth Hormone
b)
Leptin
c)
FSH
d)
No Hormone
17.
Suppose you are researching the effects of exercise levels on test performance. You have two students run a mile before testing, two students walk a mile before testing, and two students remain seated before testing. What are (is) the experimental group(s)?
a)
Students running a mile
b)
Students walking a mile
c)
Students sitting
d)
Students running an walking a mile
18.
You are researching the effects of food availability on cow growth. What could be your DV (dependent variable)?
a)
Cow Weight
b)
Cow Species
c)
No Food
d)
10lbs of Food
19.
Should experiments be repeated over and over to see if the results are the same each time?
a)
yes
b)
no
20.
The one variable in an experiment that is deliberately changed by the scientist is the________________.
a)
dependent variable
b)
independent variable
c)
data
d)
control group
21.
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
22.
Research Question: Does the type of gasoline put in a car effect how fast the car can drive. What is the independent variable?
a)
Type of gasoline
b)
which car the gas is put into
c)
how fast the car can drive
d)
how much gas is put into the car
23.
Walker is testing which fertilizer will grow the tallest grass. The height of the grown grass is the __ variable.
a)
constant (same)
b)
independent (changes)
c)
dependent (measured)
24.
Does changing the scent of a brand of dog food affect how much the dog eats?
a)
independent
b)
dependent
25.
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
26.
Jessie is concerned about how tired his classmates seem. He created a drink that he thinks will boost their energy. He recruits 100 classmates with a history of tiredness. He has 50 of them drink his new special energy drink. The other 50 drink a beverage that looks like the special energy drink, but is just water and food coloring. Both groups were told that they were getting the special drink that would boost energy. After 2 hours, 30 classmates in the first group reported having more energy and 8 classmates in the second group reported having more energy.
What is the independent variable?
What is the independent variable?
a)
Amount of energy
b)
Special energy drink
c)
The food coloring
27.
Jessie is concerned about how tired his classmates seem. He created a drink that he thinks will boost their energy. He recruits 100 classmates with a history of tiredness. He has 50 of them drink his new special energy drink. The other 50 drink a beverage that looks like the special energy drink, but is just water and food coloring. Both groups were told that they were getting the special drink that would boost energy. After 2 hours, 30 classmates in the first group reported having more energy and 8 classmates in the second group reported having more energy.
What is the dependent variable?
What is the dependent variable?
a)
Amount of energy
b)
100 classmates
c)
Special energy drink
28.
Maria wants to know if birds prefer to eat in one place over another. She makes three feeders out of 2-liter bottles and paints all of them red. She fills each of the feeders with the same amount of mixed birdseed, and plans to keep the feeders out for 10 days before measuring how much seed is eaten from each feeder. She puts each of the feeders in her back yard: one feeder in a large dead tree, another feeder she sits on the dog house, and the last she sits in a small bushy tree.
What is the controlled variable?
What is the controlled variable?
a)
Location of bird feeder
b)
Amount of birdseed eaten
c)
Type of birdseed
29.
Maria wants to know if birds prefer to eat in one place over another. She makes three feeders out of 2-liter bottles and paints all of them red. She fills each of the feeders with the same amount of mixed birdseed, and plans to keep the feeders out for 10 days before measuring how much seed is eaten from each feeder. She puts each of the feeders in her back yard: one feeder in a large dead tree, another feeder she sits on the dog house, and the last she sits in a small bushy tree.
What is the dependent variable?
What is the dependent variable?
a)
Length of the birdfeeders
b)
Amount of time feeders are outside
c)
Amount of seed eaten
30.
How does watching TV during studying affect a student’s test grades? What part is the red?
a)
independent
b)
dependent
31.
An experiment for a new asthma medication was set up into two groups. Group one was given the new drug for asthma, while group 2 was given a sugar pill. The sugar pill serves as a
a)
control
b)
dependent variable
c)
experimental variable
d)
constant
32.
In a controlled experiment, the variable that is changed to test the hypothesis is called the –
a)
Controlled Variable
b)
Responsive Variable
c)
Dependent Variable
d)
Independent Variable
33.
The measurable factor in an experiment is known as the:
a)
Control
b)
Independent Variable
c)
Constant
d)
Dependent Variable
34.
Which variable is affected by what is being tested?
a)
Dependent
b)
Independent
c)
Control
35.
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
36.
What do you call the factors in the experiment that you keep the same in each trial?
a)
Controlled Variables
b)
Dependent Variables
c)
Independent Variables
d)
Graphs
37.
Why do we use graphs?
a)
Too add more work
b)
To visualize the data
c)
To help determine which variable is which
d)
To measure the results
38.
Mr. Krabs gave 50 people in Grp A a new mint to eat 2 hrs after eating Krabby patties. He gave 50 people in Grp B a regular mint to eat 2 hrs after eating Krabby patties. Then he asked each person if he/she had bad breath. Which people are in the control group?
a)
Group A
b)
Group B
39.
Mr. Krabs gave 50 people in Grp A a new mint to eat 2 hrs after eating Krabby patties. He gave 50 people in Grp B a regular mint to eat 2 hrs after eating Krabby patties. Then he asked each person if he/she had bad breath. What is the independent variable?
a)
The Krabby Patties
b)
The breath mint
c)
The bad breath
d)
The time after eating the breath is measured
40.
Mr. Krabs gave 50 people in Grp A a new mint to eat 2 hrs after eating Krabby patties. He gave 50 people in Grp B a regular mint to eat 2 hrs after eating Krabby patties. Then he asked each person if he/she had bad breath. What is the dependent variable?
a)
The Krabby Patties
b)
The breath mint
c)
The bad breath
d)
The time after eating the breath is measured
41.
Spongebob washed one pair of pants with Clean-O and one pair in his normal soap. The Clean-O pants did not appear cleaner. What question was Spongebob investigating?
a)
Will washing pants make them cleaner?
b)
Are the pants cleaner?
c)
Does Clean-O work better than my other detergent?
d)
Will my pants get cleaner using Clean-O than with my normal detergent?
42.
Spongebob washed one pair of pants with Clean-O and one pair in his normal soap. The Clean-O pants did not appear cleaner. What is the DEPENDENT variable?
a)
The type of detergent
b)
The pants
c)
The number of washes
d)
The cleanliness of the pants
43.
Based on the graph, what is the dependent variable being recorded?
a)
Day
b)
Degees in Fahrenheit
44.
Which of the following is a quantitative observation?
a)
The dog's tail is very long.
b)
The dog's tail is 13 inches long.
45.
Which of the following is a qualitative observation?
a)
My neighbor's house has four green shutters.
b)
My neighbor's house has green shutters.
46.
Read the following hypothesis and choose the independent variable:
If the temperature of the water is increased, then the time the aspirin takes to dissolve will decrease.
If the temperature of the water is increased, then the time the aspirin takes to dissolve will decrease.
a)
The temperature of the water
b)
The type of aspirin, type of water, and the amount of water
c)
The time it takes the aspirin to dissolve
47.
Read the following hypothesis and choose the dependent variable.
If the temperature of the water is increased, then the time the aspirin takes to dissolve will decrease.
If the temperature of the water is increased, then the time the aspirin takes to dissolve will decrease.
a)
The temperature of the water
b)
The type of aspirin, type of water, and the amount of water
c)
The time it takes the aspirin to dissolve
48.
A(n) ________________ variable is the one factor that is changed in an experiment to test a question.
a)
Dependent
b)
Controlled
c)
Independent
49.
A (n)________________ variable is the factor that responds or is measured in an experiment.
a)
Dependent
b)
Independent
c)
Controlled
50.
A(n) _________________ variable is the factor(s) that remain constant in an experiment.
a)
Controlled
b)
Independent
c)
Dependent
51.
Using one or more of your senses to gather information is called
a)
observing
b)
inferrring
c)
predicting
d)
classifying
52.
Explaining or interpreting the things you observe based on reasoning from what you already know is called
a)
observing
b)
inferring
c)
predicting
d)
classifying
53.
A possible explanation for a set of observations or answer to a scientific question is called a(n)
a)
prediction
b)
hypothesis
c)
theory
d)
law
54.
In a scientific experiment, facts, figures, and other evidence gathered through observations are called
a)
data
b)
manipulated variables
c)
responding variables
d)
law
55.
Observations that deal with a number or amount are called
a)
manipulated observation
b)
quantitative observation
c)
qualitative observation
d)
operational observation
56.
What is the purpose of recording data in a table
a)
it helps you organize and record information
b)
it helps you predict and record information
c)
it helps you manipulate variables in your experiment
d)
it helps you prove your evidence is correct
57.
A list of everything you will need to conduct an experiment..
a)
procedures
b)
materials
c)
observations
d)
question/problem
58.
What step does every scientific experiment begin with?
a)
hypothesis
b)
question/problem
c)
procedures
d)
conclusion
59.
A student wants to test the effects of type of exercise on heart rate. What is the dependent variable?
a)
heart rate
b)
type of exercise
c)
amount of exercise
d)
time of day exercise occurs
60.
A series of steps used by scientists to solve a problem or answer a question.
a)
scientific method
b)
recipe
c)
data collection
d)
metric system
61.
Should experiments be repeated over and over to see if the results are the same each time?
a)
yes
b)
no
62.
How does the barber cut the moon's hair?
a)
pencil
b)
scissors
c)
E-clipse it!
d)
eraser
63.
Information you collect before planning an experiment.
a)
data
b)
research
c)
bananas
d)
variables
64.
A scientist plants pea plant seeds in three identical pots. Each pot contains three seeds. The first pot contains soil, the second pot contains clay, and the third pot contains sand. The seeds are given the same amount of water and sunlight for 3 weeks. What would be the independent variable in this experiment?
a)
the number of pea plant seeds
b)
the different types of medium in which the seeds are planted
c)
the amount of water and sunlight
d)
the height that the plants grow
65.
Jenny wants to know if the type of soil will affect how tall a pea plant will grow. She uses 6 pea plants and grows them in 3 types of soil. Each plant is given 1/4 cup of water every other day. She measures the height of the plants every day. What is the dependent variable in her experiment?
a)
the type of soil
b)
the number of plants
c)
the amount of water
d)
the height of the plants
66.
Which is the X axis?
a)
Sample Lenth
b)
Test Number
67.
Which is the dependent variable?
a)
Discharge
b)
Month
68.
Eggs were boiled at different temperatures to see how quickly they would cook. Identify the IV.
a)
cooking time
b)
different temperature used for boiling
c)
how quickly the eggs cooked
d)
the egg
69.
What skill is a scientist using when she listens to the sounds that whales makes.
a)
interpreting data
b)
making hypothesis
c)
drawing conclusions
d)
making observations
70.
The process of obtaining information by using the senses is called a/an
a)
inquiry
b)
scientific method
c)
observation
d)
conclusion
71.
Which of the following is important when creating graphs in science?
a)
labels
b)
neatness
c)
titles
d)
all of these
72.
Look at the line graph. Which statement is consistent with the line graph?
a)
The ability of air to hold moisture increases as temperature increases.
b)
The ability of air to hold moisture decreases as temperature increases.
c)
The ability of air to hold moisture decreases and then increases as temperature increases.
d)
The ability of air to hold moisture stays the same regardless of temperature.
73.
A claim must be....
a)
fact
b)
arguable
c)
truth all the time
d)
supported with an opinion
74.
A claim must be...
a)
supported with evidence
b)
supported by a full essay
c)
not known
d)
supported by opinion words
75.
A claim is...
a)
an opinion
b)
a statement that can be argued and supported through evidence
c)
evidence for an opinion
d)
a true statement
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