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Quiz von Rose Helderman, aktualisiert more than 1 year ago
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Erstellt von Rose Helderman
vor mehr als 8 Jahre
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Frage 1
Frage
Scientists measure length, mass, volume, density, temperature and time using SI untis.
Antworten
- True
- False
Frage 2
Frage
Length is
Antworten
-
the distance from one point to another
-
the amount of matter in an object
-
measure of the force of gravity acting on an object
-
the amount of space taken up by an object
-
measure of how much mass is contained in a given volume
Frage 3
Frage
The International System of Units (SI) is based off the metric system.
Antworten
- True
- False
Frage 4
Frage
The measure of the amount of matter in an object is
Antworten
-
mass
-
volume
-
gravity
-
density
-
weight
Frage 5
Frage
The force of gravity acting on an object is the
Antworten
-
mass
-
volume
-
gravity
-
density
-
weight
Frage 6
Frage
The amount of space taken up by an object or substance is
Antworten
-
mass
-
volume
-
gravity
-
density
-
weight
Frage 7
Frage
SI stands for
Antworten
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International Scientific Units
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International System of Units
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International System of Science
-
International House of Science
Frage 8
Frage
Which of the following is a standard system based on 10
Antworten
-
miles
-
yards
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metric
-
volume
Frage 9
Frage
The basic SI unit for measuring weight is a measure of force called
Antworten
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newton
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pound
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ton
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kilogram
Frage 10
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Weight changes when
Antworten
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gravity changes
-
with different scales
-
the type of measurement system you use
-
it never changes
Frage 11
Frage
The curve of the liquid in which you use to take a measurement
Antworten
-
SI
-
metric system
-
meniscus
-
graduated cylinder
Frage 12
Frage
How would you measure the volume of an irregular shaped object
Antworten
-
with a ruler
-
displacement of water
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on a scale
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by carefully studying it
Frage 13
Frage
The basic SI unit for measuring volume is the
Antworten
-
cubic meter
-
newton
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kilogram
-
yard
Frage 14
Frage
The measure of how much mass is contained in a given volume is
Antworten
-
mass
-
volume
-
gravity
-
density
-
weight
Frage 15
Frage
The official SI unit for temperature is the
Antworten
-
nweton
-
kelvin
-
second
-
kilogram
Frage 16
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When collecting data, scientists use math skills that include all of the following except
Antworten
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precision
-
significant figures
-
accuracy
-
percent error
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estimation
Frage 17
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The approximation of a number based on reasonable assumptions
Antworten
-
estimates
-
accuracy
-
precision
-
significant figures
Frage 18
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Estimates are useful when
Antworten
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it is easy to count each individual or object
-
when a person isn't good at counting
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when it is impossible to count every individual or object
-
when you don't have enough time to count every individual object
Frage 19
Frage
Measurements are never completely precise.
Antworten
- True
- False
Frage 20
Frage
The numerical average of a set of data
Antworten
-
mean
-
mode
-
median
-
range
-
percent error
Frage 21
Frage
The middle number in an ordered set of data
Antworten
-
mean
-
mode
-
median
-
range
-
percent error
Frage 22
Frage
The number that appears most often in a list of numbers
Antworten
-
mean
-
mode
-
median
-
range
-
percent error
Frage 23
Frage
The difference between the greatest value in the set and the least value
Antworten
-
mean
-
mode
-
median
-
range
-
percent error
Frage 24
Frage
Humans or equipment error can produce data that does not fit with the data set. What is this data called?
Antworten
-
reasonable data
-
scientific data
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anomalous data
-
specific data
Frage 25
Frage
The percent difference between the known value of a substance and its measured value is called
Antworten
-
mode
-
median
-
range
-
weight
-
percent error
Frage 26
Frage
A picture of your data is called
Antworten
-
accuracy
-
estimation
-
graph
-
model
Frage 27
Frage
The following are the ages of people in the room.
36 36 37 37 39 40 41
What is the mode?
Antworten
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36
-
37
-
39, 40 and 41
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36 and 37
Frage 28
Frage
Scientists use graphs to identify trends, make predictions, and recognize anomalous, or inconsistent data.
Antworten
- True
- False
Frage 29
Frage
Look at the graph on the page mom has. What type of graph is this?
Antworten
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linear graph
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non linear graph
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pie graph
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line graph
Frage 30
Frage
3 gerbils weigh 20 grams. How many millograms would the three gerbils weigh?
Antworten
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200 mg
-
2,000 mg
-
20,000 mg
-
200,000 mg
Frage 31
Frage
A graph that shows data points in a straight line is called a
Antworten
-
linear graph
-
non linear graph
Frage 32
Frage
A graph in which the points do not fall in a straight line are called
Antworten
-
linear graph
-
non linear graph
Frage 33
Frage
A point that is not part of the trend is an anomalous data point called an outlier.
Antworten
- True
- False
Frage 34
Frage
an approximation of a number based on reasonable assumptions
Antworten
-
estimate
-
significant figures
-
precision
-
accuracy
-
percent error
Frage 35
Frage
refers to how close a group of measurements are to each other
Antworten
-
estimate
-
significant figures
-
precision
-
accuracy
-
percent error
Frage 36
Frage
communicate how precise measurements are and includes all digits measured exactly, plus one estimated digit
Antworten
-
estimate
-
significant figures
-
precision
-
accuracy
-
percent error
Frage 37
Frage
refers to how close the measurement is to the true or accepted value
Antworten
-
estimate
-
significant figures
-
precision
-
accuracy
-
percent error
Frage 38
Frage
Data that does not fit with the data set is called
Antworten
-
scientific data
-
reasonable data
-
anomalous data
-
specific data
Frage 39
Frage
Cheryl took 7 math tests in one marking period. What is the range of her test scores?
89, 73, 84, 91, 87, 77, 94
Antworten
-
91
-
5
-
85
-
21
Frage 40
Frage
Scientists use plans to test their ideas about things they cannot observe directly
Antworten
- True
- False
Frage 41
Frage
Scientists build __________ to represent a process. They test whether the input and output from the model match the input and output of the system in the natural world.
Antworten
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map
-
graph
-
model
-
significant figures
Frage 42
Frage
Anomalous data shows on a graph as a(n)
Antworten
-
nonlinear graph
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trend
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outlier
-
linear graph
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