Water and the Properties of Water

Last updated about 5 years ago

2 questions

Match the term to the correct definition

Draggable item		Corresponding Item
element		A combination of two or more substances that are NOT chemically combined
solution		a pure substance made of only one kind of atom and cannot be broken down
mixture		Anything that has mass and takes up space
Polarity (polar)		A substance that is made of two or more elements that are chemically combined
matter		the smallest unit of most compounds
solvent		The part of a solution that does the dissolving
molecule		the part of a solution that is being dissolved
solute		A mixture that forms when one substance dissolves another
atom		The smallest part of an element
compound		means that the overall charge of a molecule is neutral even though opposite ends of the molecule have small opposite charges

Match the term to the correct definition.

Draggable item		Corresponding Item
Heat capacity or specific heat		the amount of heat needed to raise the temperature of 1 Kg of a substance 1degree Celcius
capillary action		the force of attraction between water molecules and other water molecules
surface tension		a property of water that exists because ice is less dense than liquid water
adhesion		tightness across the surface of water.
Ice floats		the force of attraction between water molecules and other substances like glass.
slightly positive		the property of water that is due to the combined force of attraction - both cohesion and adhesion. (how water enters roots of a plant)
cohesion		water is often called this because it dissolves so many substances.
hydrogen bond		the bond created between water molecules
universal solvent		the oxygen end of a water molecule
slightly negative		the hydrogen end of a water molecule