Worksheets9th Grade- Chapter 1 Test Review
Total questions: 21
Worksheet time: 14mins
A (a) is a standard amount, like a kilometer or a gallon, that is used to communicate different quantities.
The _____is a measurement system used for everyday measurements in the United States.
English System
measurement
SI
length
When someone determines the amount of something using a value and a unit, they are making a(n) _____.
length
distance
dimensional analysis
measurement
A(n) ______ is a unit of length in SI that equals 100 centimeters.
measurement
meter
length
significant digits
Meaningful digits in a measured quantity are known as ______.
accuracy
precision
significant digits
significant difference
A ratio that has a value of one and is used when setting up unit conversion problems is called a(n) _____.
conversion factor
dimensional analysis
distance
unit
A method of using conversion factors and unit canceling to solve a unit conversion problem is called ______.
accuracy
dimensional analysis
measurement
significant difference
_____ refers to the smallest interval that can be measured.
accuracy
conversion factor
length
resolution
When you describe how close a measured quantity is to a true or accepted value, you are describing its _____.
accuracy
precision
resolution
distance
_____ describes how close together repeated measurements are.
accuracy
resolution
precision
dimensional analysis
If the difference between two results is larger than the estimated error, the result is called a(n) _____.
precision
significant difference
resolution
signficiant digits
What unit is represented by the smallest intervals printed on a centimeter ruler?
meter
millimeter
micrometer
nanometer
Which of the folloiwng is closest to 2 cm?
the width of your pinky finger
the length of a dollar bill
the length of a paper clip
the length of a football field
54 grams is equal to (a) kilograms
26 decimeters is equal to (a) meters.
A meter stick with millimeters as its smallest graduation is used to measure a wood block. Which value correctly represents the resolution of the best measurement that can be made.
20 cm
20.5 cm
205.5 mm
205.53 mm
Which of these is the SHORTEST interval of time?
160 seconds
2 minutes
2 minutes 50 seconds
Which of these is the LONGEST interval of time?
160 seconds
2 minutes
2 minutes 50 seconds
Which of these units is the SMALLEST?
micrometer
nanometer
centimeter
kilometer
Which of these units is the LARGEST?
meter
kilometer
centimeter
micrometer
_____ is the international system of units used by scientists worldwide.
dimensional analysis
English Sytem
SI
measurement
