Studied by 9 peopleObservation
Gathered using our five senses.
Inference
An explanation for an observation you have made.
100,000 decimeters
How many decimeters in 10 km?
mass/volume
What is the formula for density?
Independent Variable
Can manipulate the outcome.
Dependent Variable
Depends the experiments conditions.
More dense items will sink, less will float
How do you know an object is more or less dense than water.
3%
How much water on Earth is considered freshwater?
Mesosphere
What is the coldest layer of the atmosphere?
Greenwich, England
Where does the Prime Meridian pass through?
23.5 degrees north
What is the latitude of the Tropic of Cancer?
23.5 degrees south
What is the latitude of the Tropic of Capricorn?
66.5 degrees north
What is the latitude of the Arctic Circle?
northern/southern hemisphere
Where are the Tropics of Cancer and Capricorn located?
WEEL (West Earlier East Later)
What is the rule for latitude and time change?
Smaller Holes
How do you know if you reached the top of the mountain on a map?
V-Shape
How can you determine the direction of water flow on a topographic map?
Northern Hemisphere
What hemisphere are you currently located in?
Every 15 degrees equals one hour
How can you determine the number of degrees of longitude by the amount of time zones difference between 2 spots on Earth?
South
What direction is the sun always shining from in Pennsylvania?
Revolution
The movement of an object around another object
Rotation
The spinning of Earth on its axis
Foucault pendulum
What is the evidence of the rotation of Earth?
June
When is the sun directly over the Tropic of Cancer?
67 degrees
What angle does the sun make with the Equator during our Summer in the Northern Hemisphere?
Direct Rays of Sun
How does the "angle of insolation" influence the surface temperature ?
no food, water, or air
Why can a human not survive on the surface of the moon?
They get the least direct sunlight
Why can a human not survive on the surface of the moon?
Rotation
What causes the seasons?
nitrogen and oxygen
What is our atmosphere made up of?
Thermosphere
What layer of the atmosphere protects us from gamma rays?
Cools
What happens to the temperature as you go up in the troposphere?
Troposphere
What is the densest layer of the atmosphere?
troposphere, stratosphere, mesosphere, thermosphere, exosphere
What are the layers of the atmosphere and what layer do we live in? What layer is ozone located?
UV rays
What does ozone protect us from?
pressure decreases
How does the air pressure change as you go higher in the atmosphere?
Algae
What is responsible for generating much of the oxygen in the atmosphere?
Conductor
A material that allows heat and electricity to pass through it.
Insulator
A material that does not conduct heat well
conduction, convection, radiation
What are the methods in which heat transfers?
heat capacity
The ability of a material to absorb energy and not change temperature
A cooling effect
What effect can volcanic eruptions have on the atmosphere and climate?
Coriolis effect
The effect of Earth's rotation on the direction of winds and currents.
Uneven heating of Earth’s surface
What causes wind to begin to blow?
Westerlies
Winds that blow from west to east
30-60 degrees latitude
Where are westerlies found?
Hadley, Polar and Ferrel cells
What are the three main circulation cells on Earth?
Good weather
What weather does high pressure bring?
Bad weather
What weather does low pressure bring?
Radio Waves
What wavelengths of Electromagnetic Energy are safe for humans to be exposed to?
Front
The edge of an air mass moving into our area
Weather
Mix of events that happens each day in the atmosphere
Climate
Average weather in a place over several decades
Troposphere
Were weather occurs.
Severe thunderstorms
What type of weather forms around cold fronts?
Note
Flashcard