Earth & Sun's Energy
Water on Earth
The Land
100
What is energy from the sun called?
Solar Energy
100
How much of Earth's water is saltwater?
97%
100
What are the shapes of the planet's surface know
Landforms
200
What is the spin of the Earth on it's axis and the Earth's trip around the sun called?
Rotation and Revolution
200
Rain, snow, sleet, and hail are all forms of?
Precipitation
200
Name 2 masses that are part of the Earth's crusts?
Continents and Oceanic crust
300
At lower latitudes, the Earth is warmer. At high latitudes, the Earth is cooler. This is due to the Earth's ____ shape which brings the equator closer to the sun and the poles further away from the sun.
Spherical
300
Name 3 benefits water provides people.
Food, energy source, hygiene, fun.
300
How do landforms influence life?
settlement (where people live),
culture (jobs, language, way of life), and
engineering (how people modify the land; ex: terraces, canals, and dams)
400
Seasons in the tropics are marked by _______ rather than temperature.
Rainfall
400
What concerns do people all around the world have with water?
Water shortage, water pollution, and flooding.
400
Name and differentiate 2 forces above the earth's surface that change landforms.
Weathering - breaks rock into sediments.
Erosion - carries sediments from one place to another.
500
This factor allows the Earth to experience seasons in temperate zones, and causes the northern and southern hemispheres to experience opposite seasons.
Tilt
500
Label the parts of the Water Cycle below.
Evaporation
Condensation
Precipitation
Surface Water
Groundwater
Collection
500
Name and differentiate 3 forces below the earth's surface that change landforms.
Converging plates collide creating mountains and ocean trenches.
Diverging plates separate creating valleys, underwater mountains, and volcanic islands.
Transforming plates slide creating earthquakes and cracks on the Earth's surface.