Particle Movement
What causes an increase in kinetic energy?
An increase in temperature
What seasons do hailstorms usually occur?
Summer and Spring
As altitude increases, temperature does what?
Decreases
Liquid to a gas
Evaporation
What is the boiling point of water in Celsius?
100 Degrees
As particles cool down, they do what?
Slow down and get closer together
What is needed in order for water to condense in the air?
Cloud Condensation Nuclei (CCNs)
Which surface would you expect to heat up the most in direct sunlight?
Blacktop, snow, grass
Blacktop
The transfer of heat by the movement of a liquid or gas
Convection
What is the smallest unit of life?
The cell
What temperature of air can hold the most water vapor?
Hot
When will air rise?
When the air becomes less dense than the surrounding air.
What is the transfer of energy through particles in contact with each other?
Conduction
Gas to a liquid
Condensation
What is the scientific name for the process by which green plants make food using sunlight?
Photosynthesis
What do water molecules do when it begins to cool and collide?
They stick together
This property of matter increases as matter cools down
Density
How does air heat up?
The sun heats up the ground and the ground heats up the air above it through conduction.
A substance that has no fixed shape and flows when force is applied
Fluid
What planet is known as the "Morning Star"?
Venus
How does a transfer of energy occur?
Particle collisions
What allows hail to grow to really large sizes?
Strong updrafts
What changes the strength of an updraft?
Temperature difference between the ground and air
Gas to a solid
Deposition
What is the unit of electrical resistance?
Ohm