Vocab 1
The established referent unit.
What is the standard unit?
Name at least 3 standard units of measurement.
Answers will vary.
A process of comparing a property to a well-defined and agreed upon referent.
What is measurement?
The first step in the scientific method.
What is making an observation?
Measured properties
What are quantities?
Changing quantities
What are variables?
Each movement across the prefixes in the metric system is worth _________.
10 units
A representation to show the construction or appearance of something.
What is a model?
A scientist would do this to test their hypothesis.
What is an experiment?
Measurement information used to describe something.
What is data?
Describes what happens in nature.
What is a scientific law?
What system of measurement does the united states use?
US customary system or the metric system
US customary system
Quality or attributes that are usually particular to an object.
What are properties?
What is false?
Mass per unit volume (?=mass/volume)
What is density?
A broad working hypothesis that is based on extensive experimental evidence.
What is theory?
Name one of the three steps of the measurement process.
Comparing the referent to the object being described.
Following a procedure that specifies how the comparison is made.
Counting how many standard units describe the object being considered.
Compares two situations that have all the influencing factors identical except one.
What is a controlled experiment?
True or false: The scientific method is more circular than linear and can be modified as needed.
What is true?
A tentative thought or experiment-derived explanation.
What is hypothesis?
Any of various methods, theories, or systems considered as having no scientific basis.
What is pseudoscience?
Name at least two metric system prefixes.
King Henry Doesn't Usually Drink Chocolate Milk.
Kilo - k
Hecto - h
Deka - da
Deci - d
Centi - c
Milli - m
A statement that describes a relationship where the quantities on one side of the equal sign are identical to the quantities of the other side.
What is an equation?
Another name for an educated guess.
What is a hypothesis?
To refer to, or think of, a given property in terms of another, more familiar object.
What is referent?