INVESTIGATION INVESTIGATION ONEONE

BLACK BOXESBLACK BOXES

CONSENSUSCONSENSUSEveryone agrees.Everyone agrees.

COLLABORATIONCOLLABORATIONWorking together.Working together.Example: 2 students working Example: 2 students working

on a labon a lab

CooperateCooperate

Working together but someone is in Working together but someone is in chargecharge

Example: Teacher and student working Example: Teacher and student working together together

BLACK BOXBLACK BOXCan not be directly Can not be directly

observed and easily observed and easily understood.understood.

MODELMODELA representation that explains A representation that explains

how something is built or how it how something is built or how it works.works.

SYSTEMSYSTEM

Parts that work together or Parts that work together or share the same space in a share the same space in a meaningful way.meaningful way.

CONCEPTUAL MODELCONCEPTUAL MODEL

Ideas that suggest what a Ideas that suggest what a system is or how it works. system is or how it works.

Ideas that exist in a Ideas that exist in a person’s mind or on paper.person’s mind or on paper.

PHYSICAL MODELPHYSICAL MODEL

May be a scaled model, either May be a scaled model, either larger or smaller than the actual larger or smaller than the actual system it represents.system it represents.

It is a model you can touch.It is a model you can touch.

ModelsModels

Scientific models change over time. Scientific models change over time. When scientists discover new evidence When scientists discover new evidence

they may decide to change their model. they may decide to change their model. Scientists make models to help them Scientists make models to help them

understand how systems work.understand how systems work.

HYPOTHESISHYPOTHESIS

A theory or an educated guess.A theory or an educated guess.

CONTENT/INQUIRYCONTENT/INQUIRY

Our models were refined by comparing the Our models were refined by comparing the unknown (original black box) to the known unknown (original black box) to the known (physical (constructed) models.)(physical (constructed) models.)

You have a conceptual model when You have a conceptual model when mathematics, words, or diagrams are used mathematics, words, or diagrams are used to explain how something works or how it to explain how something works or how it is built. The model is not real. It is an idea is built. The model is not real. It is an idea or a concept.or a concept.

C/I cont.C/I cont.

A physical model is a real model that A physical model is a real model that works and can be tested and compared.works and can be tested and compared.