Water Properties
Because water is able to dissolve many substances, it is commonly known as this
What is the universal solvent?
The ONE thing you change in an experiment.
What is an independent variable?
An area of lowland that is saturated with water that supports a natural habitat for wildlife.
What is a wetland?
The smallest part of an element.
What is an atom?
What is a proton?
Phase change from a gas to a liquid
What is condensation?
The responding variable in an experiment. It is the data that you collect.
What is the dependent variable?
This is the largest estuary in the United States.
What is the Chesapeake Bay?
This starts with a capital letter, if there is another letter it must be in lowercase.
What is the correct way to write a chemical symbol?
Subatomic particle with a neutral charge.
What is a neutron?
This type of weathering occurs when a rock splits due to water freezing.
What is physical weathering?
This is used as a comparison in the experiment and does not receive the independent variable.
What is the control in an experiment?
They are referred to as "nurseries of the sea".
What is an estuary?
H2O NaCl H2SO4 MgCl2
What are chemical formulas?
What are compounds?
The charge of the nucleus in the atom.
What is a positive charge?
This type of weathering occurs during acid rain or when metal rusts.
What is chemical weathering?
Ice is less dense than water.
Why does ice float on water.
These are the three main bodies of water in which the three main watersheds in Virginia drain.
What is the Chesapeake Bay, the Gulf of Mexico, and the North Carolina Sounds?
The smallest part of a compound.
What is a molecule?
Two or more of the same or different elements that have chemically bonded together.
What is a molecule?
This allows insects like water striders to walk on water.
What is surface tension?
A water molecule's positively charged end is attracted to another water molecule's negatively charged end.
Why does water "stick together"?
What is a polar molecule?
turbidity, salinity, temperature, pH, and the presence of macroinvertebrate organisms
What are some factors that are tested to monitor water quality?
This is how we represent a chemical reaction or a chemical change.
What is a chemical equation?
The most abundant element in living matter, the earth's crust, and the earth's oceans.
What is oxygen?