Sci 6 4.01 Models

Pick 2: Models are

• useful tools for scientists.

• completely accurate.

• representations of objects

• never used by scientists.

Tags

NGSS.MS-ETS1-4

NGSS.MS-LS2-3

NGSS.MS-PS1-1

NGSS.MS-ESS2-1

What are the three types of models?

• Representational

• Physical

• Conceptual

• Mathematical

Tags

NGSS.MS-ETS1-4

Scientists use models to

• gain funding for their research.

• prove scientific theories.

• illustrate and explain observable and unobservable phenomena.

Tags

NGSS.MS-LS2-3

NGSS.MS-PS1-1

NGSS.MS-PS4-2

What is the purpose of model scale?

• To cut down on materials needed for the model.

• To help people spend less money.

• To make object being studied a manageable size.

You are making a model of the solar system for a school project. Which of these would be scale that you could use for your model?

• 1 cm in model = 1 lightyear in space

• 1 meter in model = 100 nanometers in space

• 1 kilometer in model = 100 cm in space

• 1 inch in model = 100 liters in space

Tags

NGSS.MS-ESS1-3

Models can be used to make predictions.

• True

• False

Tags

NGSS.MS-LS1-7

NGSS.MS-PS1-4

NGSS.MS-PS3-2

What is this model used to predict?

• The rise and fall of tides

• The time of sunrise and sunset each day

• The weather over the next few days

• The day of the week next month

Tags

NGSS.MS-ESS2-6

A _______ is the maximum amount of assistance a model can provide; it represents where models fail or become inaccurate.

• representation

• limitation

• scale

Tags

NGSS.MS-ETS1-4

Models are only as good as the ____ used to construct them.

• data

• computer

• scientist

• book

Tags

NGSS.MS-ETS1-4

NGSS.MS-ETS1-3

Which of these would be a limitation of a globe model?

• You can't see the continents and oceans

• You can't see the North and South poles

• You can't see the equator

• You can't see smaller rivers and cities