About 97% of the water on Earth is this type of water.
What is salt water?
100
This event is caused when two tectonic plates grind against each other along fault lines.
What is an earthquake?
100
Energy from the sun.
What is solar energy?
100
Our seasons are determined by the _______ of the Earth.
What is tilt?
100
Heavy rains can lead to this, one of several problems relating to water in our world.
What is flooding?
200
In general, the salt water on our Earth is found here.
What is oceans?
200
This theory suggests that Earth's surface is divided into a dozen or so slow-moving plates, or pieces of Earth's crust.
What is plate tectonics?
200
One complete spin of the Earth on its axis is called this.
What is rotation?
200
The seasons in the Northern Hemisphere will be opposite from the seasons in the ______________ Hemisphere?
What is Southern?
200
If we have a lack of water, that is called...
What is a drougt or shortage?
300
Water that is found in Earth's streams, rivers, and lakes is known as this.
What is surface water?
300
These are shapes on our Earth's surface.
What is landforms?
300
It takes the Earth 365 1/4 days to complete ONE of these around the sun.
What is a revolution?
300
These two seasons take place when the poles tilt neither toward or away from the sun.
What is spring and fall?
300
One of the ways that landforms can influence our culture is by the opportunities for people to work. If you want to work as a lifeguard, you will need to live in an area near this...
What is water?
400
Precipitation, runoff, evaporation, and condensation are the four main parts of this.
What is the water cycle?
400
When plates on Earth's surface do this, underwater mountains and sometimes volcanic islands are formed.
What is separate?
400
The amount of solar energy on Earth is also partially determined by an area's relation to the Equator. This is known as an area's what?
What is latitude?
400
In the Tropics, seasons are determined by this.
What is rainfall?
400
We can use our water to water ski, tube, swim, or play. These types of activity are called....
What is recreation?
500
This type of water is not as readily available to us because most of it is stored in our glaciers.
What is freshwater?
500
Weathering happens when bigger rocks on Earth's surface are broken into smaller pieces. This process, then, is the movement of that sediment from one location to another.
What is erosion?
500
We have day and night because of this.
What is rotation of the Earth on its axis?
500
These are seasonal winds that bring heavy rains.
What are monsoons?
500
Mountains, hills, valleys, plains, peninsulas, islands. These are ...