WorksheetsChemistry Chapter 2 Vocabulary Quiz
Total questions: 25
Worksheet time: 19mins
A logical approach to solving problems by observing and collecting data, formulating hypothesis, testing hypothesis, and formulating theories that are supported by data.
Scientific Notation
System
Scientific Method
Theories
The use of the senses to obtain information.
Searching
Observing
Replication
Conversion Factor
Qualitative is (a) data
Quantitative is (a) data.
A specific portion of matter in a given region of space that has been selected for study during an experiment or observation.
Variables
Theory
Model
System
Generalizations about the data or testable statement.
Hypothesis
Accuracy
Dimensional Analysis
Conversion Factor
Any conditions that can't be controlled or changed.
Controls
Weight
Variables
Quantity
(a) is the expectation that an experiment will give the same results when it is performed under the same conditions.
(a) is the idea that experiments should be reproducible by other scientists.
A broad generalization that explains a body of facts or a phenomenon.
Hypothesis
Theory
Significant Figures
Scientific Method
(a) is something that has magnitude, size, or amount.
A single measurement system that scientists all over the world have agreed on.
Universal Measurement
Systems of Measurement
Model Systems
SI Base Units
(a) is a measure of the gravitational pull on meters.
Combinations of SI Base Units
Models
Groups/Families
Derived Units
Periods
The amount of space occupied by an object
(a)
The ratio of mass to volume, or mass divided by volume
(a)
A ratio derived from the equality between two different units that can be used to convert from one unit to the other.
Scientific Notation
Division of Units
Scientific Method
Conversion Factor
A mathematical technique that allows you to use units to solve problems involving measurements.
Dimensional Analysis
Percentage Error
Directly Proportional
Inversely Proportional
is the closeness of measurements to the correct or accepted value of the quantity measured.
(a)
Calculated by subtracting the accepted value from the experimental value, dividing the difference by the accepted value, and then multiplying by 100.
Mathematical Science
Scientific Notation
Percentage Error
Dimensional Analysis
A measurement consists of all the digits known with certainty plus one final digit, which is somewhat uncertain or is estimated.
Significant Figures
SI
Volume
Model
Numbers are written in the form M x 10^n, where the factor M is a number greater than or equal to 1 but less than 10, and n is a whole number.
Percentage Error
Scientific Method
Scientific Notation
Dimensional Analysis
is when two quantities give a constant value when dividing one by the other
(a)
(a) is the closeness of a set of measurements of the same quantity made in the same way.
(a) is when two quantities have a product that is constant.
