Vocabulary
To provide evidence that goes against a claim is known as
refute
Describe the shape of a liquid
Takes the shape of its container
Give an example of something that has matter
On a molecular scale, what am I measuring?
Kinetic Energy
What is Titan
A noticeably different form or state of the same substance
phase change
A solid keeps it shape because...
Molecules have no kinetic energy
What is a real world example of a form of matter that has a definite shape and volume?
solids- ice
What happens to the KE as a substance changes from a liquid to a gas?
Increases
What are the two claims that we are studying in regards to the lake on Titan?
Freezing or evaporating
The way molecules move around relative to each other
freedom of movement
Describe the shape of a gas
No definite Shape
What is an example of something that would go through the phase change of a liquid to a solid inside the school building?
Freezing
What happens to the KE of a substance that changes from a liquid to a solid?
Decreases
What is the average temperature on Titan?
-290
The relative size of things is known as
scale
Describe the process of evaporation
liquid --> Gas
What is a real world example of when a substance in school would go through a phase change of solid to liquid?
melting ice
What happens to the KE of a substance that changes from a solid to a gas
Increases
How would you describe the substances found in the lakes of Titan?
A pull between two molecules that is always the same for a substance
molecular attraction
Describe the process of condensation
Gas--> Liquid
What is a real world example of when a substance would go through a phase change of gas to liquid inside the school building?
microwave
condensation
Knowing what Kinetic Energy is, what do you think Potential Energy is?
Stored Energy
What is Titan's liquid lake filled with? (2)
Methane and Ethane