Down by the River
What is a watershed?
The land area that drains into one stream, lake, or river
What is a chemical change? An example
A chemical change is any change that results in the formation of new chemical substances
Baking soda and vinegar
What is the sun?
Salt is an example of this when added to water.
solute
What do wetlands provide many birds and mammals?
Wetlands provide food, shelter, and water, particularly during migration and breeding.
What is a physical property? Example
A physical property describes a substance by itself
Shiny
Which planet is known as the red planet?
Mars
What is an element?
An element is made up of only one atom
An evenly mixed mixture is called a ______
homogenous mixture
How can agricultural runoff effect wetlands and watersheds?
It can cause algal blooms and unsafe drinking water.
Which planet has the strongest gravity?
Jupiter
Is water an element?
No
A salad would be an example
heterogenous mixture
Along with water quality, what else is affected by pollution in wetlands?
Biodiversity
Water rising and falling is due to
The moon
What is the minimum number of elements a compound could have?
Two
Saturated and Unsaturated are examples
solutions
How are algae blooms formed?
Algae bloom are formed when and excess amount of nitrogen and phosphorous cause the algae levels to spike rapidly.
What is a chemical property of water?
Many substances dissolve in it
Which object has the most gravity?
The Sun
Give a an example of a compound
Salt
What is concentration?
The amount of solute in the solution