Lesson 1
_______________ includes the investigation and exploration of natural events.
What is Science?
To measure lengths you would use a ___________.
Meter Stick
In what year was the Iceman found?
1991
The act of using one or more senses to gather information is _________________.
Observation
A spoken or written summary of an observation is ______________.
Description
How many main branches of Science are there?
What is 3?
To measure volume you would use a ___________.
Graduated Cylinder
What type of dating was used to determine how old the Iceman was?
RadioCarbon
A logical explanation is an ___________________.
Inference
An interpretation of an observation is _______________.
Explanation
The first thing a scientist might do in a scientific inquiry is ________________.
What is Ask Questions?
To measure mass you would use a ___________.
Triple Beam Balance
Scientists designed a _________________ experiment to try to identify the body.
Controlled
A possible explanation is ________________________.
Hypothesis
The number of digits in a measurement that you know with a certain degree of reliability is ___________________.
Significant Digits
The last thing a scientist might do in a scientific inquiry is ________________.
What is Communicate Results?
To measure the temperature you would use a ___________.
Thermometer
The __________________________ variable is the factor that is being tested; it is changed by the investigator to observe how it affects a dependent variable.
Independent
An explanation of observations or events is
Scientific Theory
When the data in a data set are arranged in numerical order, the middle number in the list is the ___________.
Median
Life, Physical, and Earth
The ______________ of a data set is the sum of the numbers in the set divided by the number of entries in the set.
Mean
The ________________________ variable is the factor that is observed or measured during a controlled experiment.
Dependent
A rule that describes a pattern is
Scientific Law
The __________________ of a data set is the number or item that appears most often.
Mode