What Is Science?
Types of Investigations
Using Models
100

Non-biased observations that can be proved to be true.

What is a fact?

100

These involve looking carefully at objects, events, and systems and collecting data about them. Tools such as magnifiers or cameras can help you reveal and collect the details.

What is a descriptive investigations? 

100

A conceptual, physical, or mathematical portrayal or description of something in the real world.

What is a model?

200

The pursuit of knowledge about the natural world and the application of that knowledge.

What is Science?

200

An experiment in which all variables are held constant except one.

What is a controlled experiment?

200

The four types of models discussed in the lesson.

What are Conceptual, physical, mathematical, computer?

300

A planned series of actions that test whether an idea is true.

What is a Experiment? 

300

Orderly processes of gathering and thoroughly examining facts and testing them to find out whether they can explain something that happens.

What is an Investigation?

300

A small volcano that you build in your class room and use for demonstrations is an example of what type of model.

What is a physical model?

400

Detailed answers to questions about the world around us.

What are Scientific explanations?

400

This is the most common type of investigation in science. An example is to find out whether an apple's sweetness is related to its size, you can weigh and taste several different apples and look for a pattern in the data.

What is an  experimental investigation ?

400

A model of an object in which all parts of the model have dimensions in the same proportion as the corresponding parts of the object.

What is a scale model?

500

An explanation of natural events. It is backed by empirical evidence. Apply to much more than just one situation. They sum up the results of many studies. And they give an overarching explanation for many related natural events.

What is a Scientific Theory?

500

A judgment (decision) that is based on analyzing data and is reached by reasoning.

What is a conclusion?

500

3 Limitations of models include.

What are scale, materials and properties?