Particles Flashcards
What is the control variable?
The one you keep the same
What is the independent variable?
The one you change
What is the dependent variable?
The one you measure
What is the energy change for specific latent heat?
Changing from a gas to a liquid
What happens in a change of state?
Mass is conserved
What is the equation for density?
Density = mass ÷ volume
What is internal energy?
The total kinetic and potential energy of the particles that make up the system
Which change of state does latent heat of fusion apply to?
Solid to liquid
How do air particles move?
At random speeds in random directions
What happens to the temperature of nitrogen as it boils?
The temperature stays the same
How do you calculate uncertainty?
Uncertainty = highest number - smallest number ÷ 2