1) _____ is a way of learning more about the natural world. 2) We learn by _____. 3) Science can answer a question only if _______.
1) Science
2) asking questions
3) the information needed is available
100
What step in the Scientific Method is Making observations? What is Making Observations?
The first step.Asking questions.
100
How can models help you when something is difficult to see or understand?
They can help visualize things. They can also be things that don't exist anymore or haven't been created yet. Models can also show events that occur too slowly or too quickly to see.
100
What is the definition of Life Science?
the study of living things
100
Model:
Temperature:
Model: A representation of an object or a system
Temperature: a measure of how hot or cold something is
200
1) When Scientists discover answers to problems they are no good to the world unless ____________. 2) So their experiments are often reported to ______ or _______.
1) They are Shared
2) Scientific Journals or Magazines
200
What is the second step in the scientific method?
Forming a hypothesis from your problem.
200
1) What is a Physical Model?
2) What is a Mathematical Model?
3) What is a Conceptual Model?
1) Models you can see and touch
2) Involves numbers, equations, or other forms of data; computers are very useful in creating mathematical models.
3) Ideas or Concepts that describe how someone thinks
200
Scientific methods:
The way in which Scientists follow steps to answer questions and solve problems
200
Volume:
Mass:
Volume: a measure of the size of a body or a region in three-dimensional space
Mass: a measure of the amount of matter in an object
300
1) Science is a _______. 2) It is a collection of ______ , _____ , and ______ that relate to each other and _____ with each other.
1) System
2) Structures, Cycles, and Processes; interact
300
What step is Testing the Hypothesis? Why must you run an experiment several times?
The third step. You must run an experiment several times to make sure your results are valid.
300
What are some examples of Models being used everyday?
Drawings, Maps, and Recipes
300
Hypothesis:
A possible explanation or answer to a question
300
Theory:
Law:
Theory: an explanation that ties together many related facts, observations, and tested hypotheses
Law: a summary of many experimental results and observations
400
1) Scientists form ______ when their hypotheses have been well tested and been proven over and over. 2) Theories are _______ models that help to ________ scientific thinking.
1) Theories
2) Conceptual
400
What are the last 2 steps in the Scientific Method?
Draw Conclusions and Communicate results
400
What are 3 examples of how models help you?
-Communicating
-Testing Predictions
-Saving time, money, and lives
400
Controlled Experiment:
tests only 1 factor at a time and consists of a control group and one or more experimental groups
400
Technology:
Compound Light Microscope:
Technology: the application of science for practical purposes
Compound Light Microscope: an instrument that magnifies small objects so that they can be seen easily
500
1) A ___________ is a rule that describes a pattern in nature. 2) Scientific laws are statements of what ____ happen. 3) A theory explains ____ something happens.
1) Scientific Law
2) Will
3) Why
500
What is the fourth step in the Scientific Method?
Collect and Analyze data.
500
Models are not perfect, but they do provide a ____ for us to learn from.
Visual
500
Variable:
The one factor that differs
500
Electron Microscope:
Area:
Electron Microscope: a microscope that focuses a beam of electrons to magnify objects
Area: a measure of the size of a surface