Heat Flow
Heat always flows from ____ to ____.
Hot to Cold
What phase change occurs when a liquid becomes a gas?
Vaporization
Do scientific laws explain or describe phenomena?
Describe
What type of energy does a moving object have?
Kinetic
Measuring something multiple times in the same experiment is called what?
Repetition
What happens to temperature when heat is added (usually)?
It increases
What is it called when two objects reach the same temperature?
Equilibrium
In vaporization is energy added or removed from the liquid?
Added
Do scientific theories explain or describe phenomena?
Explain
What type of energy does an object have due to position?
Potential
Another scientist performing your experiment is called what?
Replication
What happens to temperature when heat is removed?
It decreases
A hot metal rod is placed in cool water. Which direction does heat flow?
From the metal rod to the water.
What phase change occurs when gas turns into liquid on a cold surface?
Condensation
Why is saying “it’s just a theory” incorrect in science?
Theories are backed by evidence.
As a pencil falls, what happens to potential energy?
It decreases
Why do scientists repeat experiments?
To verify results
Does adding heat always cause a temperature change?
No
A cold soda can warms up in a room. Where does the heat come from?
From the air
Wet clothes drying in the sun is an example of what phase change?
Evaporation
What is the main difference between a theory and a law?
Laws describe what happens; theories explain why it happens
As a pencil falls, what happens to kinetic energy?
It increases
Why is replication important?
It verifies across various scientists
Why might energy seem “lost” in an experiment?
It transformed into heat
Why does heat flow stop between two objects?
They reach equilibrium
Why do water droplets form on a cold soda can?
Condensation
If results cannot be reproduced, what might be wrong?
The experiment may be faulty
What happens to energy overall during these changes?
It is conserved
A student runs the same experiment 3 times—what is this?
Repetition
Why does copper heat faster than aluminum?
Specific Heat