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WorksheetsMeasurement and Data
Total questions: 31
Worksheet time: 40mins
Name
Class
Date
1.
How close a measurement is to the true value is called..
a)
Accuracy
b)
Precision
c)
Significant
d)
Estimate
2.
This bullseye demonstrates...
a)
High Accuracy & High Precision
b)
High Accuracy & Low Precision
c)
Low Accuracy & High Precision
d)
Low Accuracy & Low Precision
3.
?
a)
High Accuracy & High Precision
b)
High Accuracy & Low Precision
c)
Low Accuracy & High Precision
d)
Low Accuracy & Low Precision
4.
A _____________________ is something that scientists use to represent an object or process
a)
mass
b)
matter
c)
model
d)
weight
5.
What is a example of a life size model?
a)
Plastic Organs
b)
Potato
c)
Horse
d)
Bracelets
6.
What is a Scale Model?
a)
Banana
b)
Weighing yourself on the scale
c)
Larger or smaller size of the actual object
d)
Metal
7.
Are toy cars Physical Models?
a)
Yes
b)
No
c)
Maybe
d)
I dont know
8.
What can computers be used for in mathematical models?
a)
Writing chemical equations.
b)
Processing variables and making predictions.
9.
What are some types of mathematical models?
a)
Equations, graphs, and chemical equations.
b)
Drawings and descriptive words.
10.
What type of model represents this picture of an atom?
a)
Conceptual Model
b)
Physical Model
11.
Conceptual models are of things you can see.
a)
True
b)
False
12.
Which of the following is not an example of a conceptual model?
a)
Atom
b)
DNA
c)
Layers of Earth
d)
House
13.
This picture of the Earth represents which type of model?
a)
Conceptual Model
b)
Physical Model
14.
An observation is...
a)
an educated guess that answers a testable question.
b)
a logical, reasonable conclusion to an experiment.
c)
information collected by your 5 senses.
d)
an explanation of what you learned at the end of an experiment.
15.
What is the factor in an experiment that is changed by the person conducting the experiment.
a)
dependent variable
b)
independent variable
c)
controlled variable
d)
responding variable
16.
What is the Responding (Dependent) Variable in this graph?
a)
Plant Growth
b)
Growth (cm)
c)
Hours
d)
15
17.
A student wants to test the effects 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
18.
What is the dependent variable in an experiment?
a)
the thing we change or test
b)
the thing we keep the same
c)
the thing we measure in the end
d)
the normal situation
19.
What is a constant?
a)
the normal situation
b)
the thing we measure in the end
c)
the thing we are testing
d)
the thing we keep the same for every part of the experiment
20.
A boy waters one plant with fresh water and one with salt water and measures growth. What is the control?
a)
plant with salt water
b)
plant with fresh water
c)
growth of salt water plant
d)
growth of fresh water plant
21.
A boy waters one plant with fresh water and one with salt water and measures growth. What is the independent variable?
a)
salt water
b)
fresh water
c)
growth of plants
22.
A boy waters one plant with fresh water and one with salt water and measures growth. What is the dependent variable?
a)
salt water
b)
fresh water
c)
growth of plants
23.
What is the name of the vertical (up and down) axis of the graph?
a)
X axis
b)
Y axis
24.
What do we put at the top of a graph?
a)
X axis
b)
data table
c)
title
d)
nothing
25.
What is the name of the horizontal (side to side) axis of the graph?
a)
X axis
b)
Y axis
26.
What is a line of best fit used for?
a)
To make predictions
b)
To make the graph look pretty
c)
To connect the points
d)
To make it look like you know what you are doing
27.
Which sentence describes the relationship shown on this scatter plot?
a)
As the temperature decreases, the visitors increase.
b)
As the temperature increases, the number of visitors increases.
c)
As the visitors increase, the temperature decreases.
d)
No correlation
28.
About how many male math teachers were there in 2006?
a)
15
b)
30
c)
35
d)
45
29.
The scatter plot shows the relationship between the number of chapters and the total number of pages for several books. Use the trend line to predict how many chapters would be in a book with 180 pages. (Where does the line match up with the x value of chapters?)
a)
12 chapters
b)
15 chapters
c)
18 chapters
d)
21 chapters
30.
This graph shows a pattern.
a)
Linear
b)
Nonlinear
31.
This graph does not show a pattern, it shows a trend.
a)
linear
b)
nonlinear
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