WorksheetsChapter 1 & 2 - Introduction to Chemistry & Analyzing Data
Total questions: 21
Worksheet time: 16mins
Name
Class
Date
1.
A defined unit in a system of measurement that is based
a)
base unit
b)
conversion factor
c)
dimensional analysis
d)
derived unit
2.
The amount of mass per unit volume; a physical property
a)
conversion factor
b)
density
c)
scientific notation
d)
dimensional analysis
3.
A unit defined by a combination of base units
a)
base unit
b)
percent error
c)
derived unit
d)
density
4.
The SI base unit of temperature
a)
kilogram
b)
meter
c)
significant figure
d)
kelvin
5.
The SI base unit for mass
a)
kilogram
b)
accuracy
c)
second
d)
liter
6.
The metric unit for volume equal to one cubic decimeter
a)
kelvin
b)
liter
c)
meter
d)
precision
7.
The SI unit for length
a)
error
b)
liter
c)
meter
d)
kelvin
8.
The SI unit for time
a)
kilogram
b)
meter
c)
percent error
d)
second
9.
A ratio of equivalent values used to express the same quantity in different units; is always equal to 1 and changes the units of a quantity without changing its value
a)
conversion factor
b)
percent error
c)
dimensional analysis
d)
scientific notation
10.
A systematic approach to problem solving that uses conversion factors to move from one unit to another
a)
dimensional analysis
b)
conversion factor
c)
scientific notation
d)
percent error
11.
Expresses any number as a number between 1 and 10 (known as a coefficient) multiplied by 10 raised to a power (known as an exponent). Makes it easier to write large or small quantities.
a)
significant figure
b)
scientific notation
c)
precision
d)
accuracy
12.
Refers to how close a measured value is to an accepted value
a)
base unit
b)
precision
c)
accuracy
d)
significant figure
13.
The difference between an experimental value and an accepted value
a)
graph
b)
density
c)
percent error
d)
error
14.
The ratio of an error to an accepted value
a)
percent error
b)
error
c)
precision
d)
accuracy
15.
Refers to how close a series of measurements are to one another
a)
accuracy
b)
precision
c)
significant figure
d)
scientific notation
16.
The number of all known digits reported in measurements plus one estimated digit.
a)
percent error
b)
scientific notation
c)
significant figure
d)
conversion factor
17.
A visual display of data
a)
derived unit
b)
error
c)
dimensional analysis
d)
graph
18.
the study of matter and the changes that it undergoes
a)
Chemistry
b)
mass
c)
model
d)
weight
19.
a measure that reflects the amount of matter
a)
weight
b)
mass
c)
model
d)
Chemistry
20.
a measure of an amount of matter and also the effect of Earth's gravitational pull on that matter
a)
mass
b)
model
c)
weight
d)
Chemistry
21.
a visual, verbal, and/or mathematical explanation of data collected from many experiments
a)
mass
b)
weight
c)
Chemistry
d)
model
100 %
