Water Flashcards

2380019059	Water is the only compound that commonly exists in these three states on Earth.	Solid, Liquid and Gas	0
2391836843	Water contains these charges in each molecule.	Positive and Negative	1
2391842402	Water molecules tend to __________ together because they contain positive and negative charges.	Stick	2
2391847120	Water sticking to other things is called ...	Adhesion	3
2391848704	Water sticking to itself is called ...	Cohesion	4
2391850298	Allows water to form drops	Cohesion	5
2391853395	Water is called the ________________ because it dissolves more substances than any other solvent.	Universal Solvent	6
2391856026	Water _____________ heat energy from the atmosphere.	Absorbs	7
2391861059	Large bodies of water help to moderate the climate by _____________ heat in the summer and ___________ heat in the winter.	Absorbing Releasing	8
2391865604	Areas near large bodies of water tend to have ___________ climates.	Milder	9
2391887125	_________________ is an important development in the 1900's that keeps contamination of fresh water and disease outbreaks due to contaminated water from happening.	Water Treatment and Separate Sewer lines	10
2391892895	_________________ is used to water farms and crops so that rain is not the only source of water.	Irrigation	11
2391896636	___________________ power uses the kinetic energy of moving water to create electricity.	Hydroelectric	12
2391900700	Water can be made into ___________ and used to turn turbines in power plants to make electricity.	Steam	13
2391903899	Most of the earth's water is ___________.	Salt Water	14
2391905431	_________% of the earth's water is salt water.	97	15
2391907350	Less than ___% of the earth's water is fresh and unfrozen.	1	16
2391909565	Water occurs on earth in ...	Rivers, lakes and streams	17
2391911993	Water can be found in layers of rock underground called ...	Aquifers	18
2391916162	Over time a variety of techniques have been used to collect fresh water for consumption and use ...	tunnels, aqueducts, wells, cisterns, pumps and reservoirs	19
2391921559	Water plays a role in three things that have shaped the environment ...	1. Physical and Chemical Weathering 2. Erosion 3. Deposition	20
2391925398	Freezing water can break rocks and change their shape over time. This is called ...	Physical Weathering	21
2391930732	When water dissolves other substances, those substances may REACT with minerals in rocks. This breaks rocks down and changes them into new substances. This is called ...	Chemical Weathering	22
2391933557	The washing away of soil and rock is called ...	Erosion	23
2391936637	Agents of erosion include ...	Wind, Water, Weather phenomena	24
2391939170	When soil or rock is moved to a new area forming new land shapes, this is called ...	Deposition	25
2391941873	When water freezes, it __________.	Expands	26
2391943386	When water freezes, it becomes less __________.	Dense	27
2391945197	Solid ice ___________ floats in liquid water because it is less dense.	Floats	28
2391948570	Water has _____________ which allows some objects that would normally sink to float.	Surface Tension	29
2391950659	________________ is why water is able to bubble up on a penny before it spills off.	Surface Tension	30
2391952978	A _______ is used to make hydroelectric power.	Dam	31