True or False
A group of 4 students were assigned to come to a consensus for a model of how to make chocolate milk. 3 out of 4 of the members agreed to the model, this means that they have come to a consensus.
False. Why is it false?
What is the first step for developing a model?
Observe the system, event, or object you are going to explain.
Solids have a....
Definite shape and volume.
Models can only be physical objects created by hand.
False. What else can a model look like?
What is the second step for developing models?
Construct/build the model based on the observations you've made.
Liquids have a....
Definite volume but an indefinite shape.
True
Once you have constructed your model, what action do you take to make sure your model is accurate or works correctly?
Analyze or test your model?
Gases have a...
Models must be larger than the object they are explaining.
False. Why is this false?
What does it mean when you revise your model?
Change it based on new information gathered from tests and analyzations.
When something freezes it changes from ______ to a ______
A liquid changing to a solid.
When something melts it goes from a liquid to a gas.
False.
How many times can you revise your model?
Over and over again until it is accurate.
Liquid changing to a gas is an example of?
Evaporation