Font size
WorksheetsScientific Method, Data Analysis, & the Metric System
Total questions: 56
Worksheet time: 1hrs 1mins
In a controlled experiment, how many independent variables can be tested at a time?
one
none
two or more
how ever many makes sense.
Ben makes five paper helicopters with different wing lengths. He drops them the same way from a height of two meters for five trials each. He records the amount of time it takes for each helicopter to fall to the ground.
What are two controlled variables? (Select 2 answers)
Dropping the same way
Wing Length
Amount of time it takes the helicopter to hit the floor
Dropping from the same height
Cindy wanted to find out how the amount of sunlight affects the growth of plants. She placed two tomato plants in 10 inch pots with potting soil and watered them ¼ cup each day. One plant was placed under a cardboard box and one was placed in the sunlight. She measured the growth of the plant each week for three weeks.
What are two controlled variables? (Select 2)
Using the same type of plant
Each plant was placed in a 10 inch pot
The growth of the plant
One plant is in the sunlight and the other is under a box
What should you keep the same?
If students spend more time using TikTok, then they will read fewer books. Identify the independent variable.
amount of time on TikTok
number of books read
There isn't one.
Taking a nap in the afternoon makes people more focused for the rest of the day. Identify the dependent variable.
Taking a nap
Being focused
There isn't one.
Eating breakfast in the morning increases the ability to learn in school. Identify the independent variable.
eating breakfast
ability to learn in school
There isn't one.
Students watched a cartoon either alone or with others, then rated how funny they found the cartoon to be on a scale of 1-10. Identify the independent variable.
watching a cartoon alone or with others
rating how funny the cartoons were
There is not one.
A line graph is used when which of the following is true?
An independent variable is continuous, changing over time
An independent variable is not continuous
A dependent variable is not continuous
No variable is continuous
Y axis say?
What's missing from this graph? Choose all that apply.
title
x axis and labels
y axis and labels
data
nothing is missing
What's missing from this graph?
title
x axis label & scale
y axis label & scale
data
nothing is missing
What is the unit of measure in the data set?
time
online
hours
12
Which of the following is a qualitative data collection method?
Measuring temperature with a thermometer
Conducting interviews
Weighing objects on a scale
Counting the number of occurrences
What is used to measure (but not precise), heat, and mix large amounts of liquids?
beaker
flask
test tube
graduated cylinder
Your teacher asks you to go to the lab and use the hot plate to heat up a substance. Which equipment is appropriate to use to complete this task? (choose all answers that may be correct.)
Beaker
Erlenmeyer Flask
Graduated Cylinder
Test Tube
Bunsen Burner
Which is larger? 1 km or 1dm
1 km
1 dm
Put these units in order from smallest to largest.
mg, cm, dm, g, kg, dkg, hg
mg, cm, dm, g, dkg, hg, kg
Convert 25 m to mm
25000 mm
250 mm
.25 mm
.00025 mm
Convert 45 mm to dm
450 dm
.45 dm
450000 dm
34 dm
Convert 120 km to m
1,200 m
.45 m
120,000 m
.120 m
Convert 120 m to km
1,200 km
.45 km
120,000 km
.120 km
Which is larger?
250 kg or 250,000 cg
250 kg
250,000 cg
1 meter = 3.3 feet
If an average adult male is 6 feet tall, how many meters tall is he? (a)
There are 5,280 feet in one mile. About how many meters is in one mile? (b)
How many kilometers in TWO miles? (c)
What would be the best unit to measure the length of a football field?
m
km
cm
mm
What unit would be best to measure the distance between Tea and Lennox?
km
m
cm
dm
What unit would be best to measure the length of your foot?
km
m
cm
mm
What unit would be best to measure the thickness of a penny.
km
m
cm
mm
1lb = 453.6 grams
1000 grams is equal to how many kilograms (a)
How many pounds are in 1 kilogram? (b)
My pet dog weighs 65 lbs. About how many kilograms does the dog weigh? (c)
A penny weighs about 0.01 pounds, or about how many grams? (d)
What would be the best units to measure the weight of a human?
kg
g
mg
cg
What would be the best units to measure the mass of 30 paper clips?
kg
g
mg
cg
What would be the best units to measure the mass of medicine in a pill?
kg
g
mg
cg
1 L = 33.8 ounces = 4.2 cups = 2.1 pints = 1.05 quarts = 0.26 gallons
A cup (8 ounces) of milk would be about how many liters? (a)
How many milliliters (mL) are in 1 L? (b)
A teaspoon of medicine is about 0.03 ounces. About how many mL would that be? (c)
A garbage bin can hold 10 gallons of garbage. How many liters would that be? (d)
What unit would best measure the amount of water in a swimming pool?
L
cL
dL
mL
What unit would best measure the amount of water in a rain drop?
L
cL
dL
mL
What unit would best measure the amount of chemical needed for an experiment in chemistry class ?
L
kL
mL
The data table shows the results of an experiment where a model car was modified and rolled down a track. Determine the relationship between Wheel Diameter and TIME.
There is no direct relationship shown in the data.
When the wheel diameter decreases the time increases.
When the wheel diameter decreases the time decreases.
When the wheel diameter increases the time increases.
According to the data table, what is the independent variable
Wheel diameter
Time
Need more information
According to the data table, what is the dependent variable
Wheel diameter
Time
Need more information
The data table displayed shows the results of an experiment that was done to determine how fast sugar dissolves in 400 mL of water.
Analyze the data and complete the following sentence:
As the Amount of Sugar increases the Time to Dissolve _______.
increases
decreases
stays the same
According to the data table, what was a control variable?
amount of sugar
stir speed
time to dissolve
need more information
According to the data table, what is the independent variable?
amount of sugar
stir speed
time to dissolve
need more information
According to the data table, what is the dependent variable?
amount of sugar
stir speed
time to dissolve
need more information
The data table displayed shows the results of an experiment where plants were grown under different colored lights.
Which plants had a larger growth?
ones shown red light
ones shown blue light
need more information
According to the data table, what is the independent variable?
color of light
growth of plant
need more information
According to the data table, what is the dependent variable?
color of light
growth of plant
need more information
When analyzing a data table, what is the first step you should take?
Draw a conclusion
Identify the variables and units
Create a hypothesis
Write a summary
