3412796
Descrição
Quiz por Rose Helderman, atualizado more than 1 year ago
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Criado por Rose Helderman
mais de 9 anos atrás
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|
Questão 1
Questão
Scientists measure length, mass, volume, density, temperature and time using SI untis.
Responda
- True
- False
Questão 2
Questão
Length is
Responda
-
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
Questão 3
Questão
The International System of Units (SI) is based off the metric system.
Responda
- True
- False
Questão 4
Questão
The measure of the amount of matter in an object is
Responda
-
mass
-
volume
-
gravity
-
density
-
weight
Questão 5
Questão
The force of gravity acting on an object is the
Responda
-
mass
-
volume
-
gravity
-
density
-
weight
Questão 6
Questão
The amount of space taken up by an object or substance is
Responda
-
mass
-
volume
-
gravity
-
density
-
weight
Questão 7
Questão
SI stands for
Responda
-
International Scientific Units
-
International System of Units
-
International System of Science
-
International House of Science
Questão 8
Questão
Which of the following is a standard system based on 10
Responda
-
miles
-
yards
-
metric
-
volume
Questão 9
Questão
The basic SI unit for measuring weight is a measure of force called
Responda
-
newton
-
pound
-
ton
-
kilogram
Questão 10
Questão
Weight changes when
Responda
-
gravity changes
-
with different scales
-
the type of measurement system you use
-
it never changes
Questão 11
Questão
The curve of the liquid in which you use to take a measurement
Responda
-
SI
-
metric system
-
meniscus
-
graduated cylinder
Questão 12
Questão
How would you measure the volume of an irregular shaped object
Responda
-
with a ruler
-
displacement of water
-
on a scale
-
by carefully studying it
Questão 13
Questão
The basic SI unit for measuring volume is the
Responda
-
cubic meter
-
newton
-
kilogram
-
yard
Questão 14
Questão
The measure of how much mass is contained in a given volume is
Responda
-
mass
-
volume
-
gravity
-
density
-
weight
Questão 15
Questão
The official SI unit for temperature is the
Responda
-
nweton
-
kelvin
-
second
-
kilogram
Questão 16
Questão
When collecting data, scientists use math skills that include all of the following except
Responda
-
precision
-
significant figures
-
accuracy
-
percent error
-
estimation
Questão 17
Questão
The approximation of a number based on reasonable assumptions
Responda
-
estimates
-
accuracy
-
precision
-
significant figures
Questão 18
Questão
Estimates are useful when
Responda
-
it is easy to count each individual or object
-
when a person isn't good at counting
-
when it is impossible to count every individual or object
-
when you don't have enough time to count every individual object
Questão 19
Questão
Measurements are never completely precise.
Responda
- True
- False
Questão 20
Questão
The numerical average of a set of data
Responda
-
mean
-
mode
-
median
-
range
-
percent error
Questão 21
Questão
The middle number in an ordered set of data
Responda
-
mean
-
mode
-
median
-
range
-
percent error
Questão 22
Questão
The number that appears most often in a list of numbers
Responda
-
mean
-
mode
-
median
-
range
-
percent error
Questão 23
Questão
The difference between the greatest value in the set and the least value
Responda
-
mean
-
mode
-
median
-
range
-
percent error
Questão 24
Questão
Humans or equipment error can produce data that does not fit with the data set. What is this data called?
Responda
-
reasonable data
-
scientific data
-
anomalous data
-
specific data
Questão 25
Questão
The percent difference between the known value of a substance and its measured value is called
Responda
-
mode
-
median
-
range
-
weight
-
percent error
Questão 26
Questão
A picture of your data is called
Responda
-
accuracy
-
estimation
-
graph
-
model
Questão 27
Questão
The following are the ages of people in the room.
36 36 37 37 39 40 41
What is the mode?
Responda
-
36
-
37
-
39, 40 and 41
-
36 and 37
Questão 28
Questão
Scientists use graphs to identify trends, make predictions, and recognize anomalous, or inconsistent data.
Responda
- True
- False
Questão 29
Questão
Look at the graph on the page mom has. What type of graph is this?
Responda
-
linear graph
-
non linear graph
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pie graph
-
line graph
Questão 30
Questão
3 gerbils weigh 20 grams. How many millograms would the three gerbils weigh?
Responda
-
200 mg
-
2,000 mg
-
20,000 mg
-
200,000 mg
Questão 31
Questão
A graph that shows data points in a straight line is called a
Responda
-
linear graph
-
non linear graph
Questão 32
Questão
A graph in which the points do not fall in a straight line are called
Responda
-
linear graph
-
non linear graph
Questão 33
Questão
A point that is not part of the trend is an anomalous data point called an outlier.
Responda
- True
- False
Questão 34
Questão
an approximation of a number based on reasonable assumptions
Responda
-
estimate
-
significant figures
-
precision
-
accuracy
-
percent error
Questão 35
Questão
refers to how close a group of measurements are to each other
Responda
-
estimate
-
significant figures
-
precision
-
accuracy
-
percent error
Questão 36
Questão
communicate how precise measurements are and includes all digits measured exactly, plus one estimated digit
Responda
-
estimate
-
significant figures
-
precision
-
accuracy
-
percent error
Questão 37
Questão
refers to how close the measurement is to the true or accepted value
Responda
-
estimate
-
significant figures
-
precision
-
accuracy
-
percent error
Questão 38
Questão
Data that does not fit with the data set is called
Responda
-
scientific data
-
reasonable data
-
anomalous data
-
specific data
Questão 39
Questão
Cheryl took 7 math tests in one marking period. What is the range of her test scores?
89, 73, 84, 91, 87, 77, 94
Responda
-
91
-
5
-
85
-
21
Questão 40
Questão
Scientists use plans to test their ideas about things they cannot observe directly
Responda
- True
- False
Questão 41
Questão
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.
Responda
-
map
-
graph
-
model
-
significant figures
Questão 42
Questão
Anomalous data shows on a graph as a(n)
Responda
-
nonlinear graph
-
trend
-
outlier
-
linear graph
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