Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
26 Cards in this Set
- Front
- Back
|
Describe the WATER CYCLE |
a cycle where the sun heats the water, then it becomes a gas. Next this gas turns turns back to a liquid, then it falls from the sky to the ground and this happens over and over. |
|
|
WATER VAPOR |
water in the form of GAS |
|
|
Give an example of water vapor |
example: When water in a pot is boiled. The liquid water becomes a gas. the Water Vapor becomes invisible. |
|
|
Evaporation |
When liquid changes to a gas,. |
|
|
Give an example of EVAPORATION |
example: When a puddle of water dries up, |
|
|
Condensation |
When GAS turns to LIQUID. |
|
|
Give an example of Condensation |
example: a cup of ice water the gas gets colder and changes back to liquid |
|
|
Why can't you drink water from the ocean? |
because the water is TOO SALTY. |
|
|
Why do people need fresh water? |
to drink, wash and grow plants. |
|
|
WHERE is most of Earth's fresh water? and can they use it? |
in the glaciers, but people CANNOT use it because its frozen and the glaciers are too far away. |
|
|
WHERE is most of earth's water found? |
in the oceans |
|
|
What temperature does water freeze at? |
0 degrees celecious |
|
|
What temperature does water boil at? |
100 degrees celcious |
|
|
When water vapor in the air changes back to a liquid what does it form? |
clouds |
|
|
When do drops of water fall back to EARTH? |
when water droplets join to make larger drops and become heavy enough. |
|
|
What happens when water drops falls back to Earth? |
it sokes in the ground or flows back to rivers, lakes & oceans. |
|
|
Where does water go when it evaporates? |
it goes into the air. |
|
|
If a cup of ice sits in the sun. The ice melts. What will happen next. |
it will change from liquid to gas. |
|
|
Suppose the surface of a lake is frozen. What do you know about the temprature of the ice? |
the temperature is at or below 0 degreees celcius. |
|
|
How would the sun's heat affect a puddle of water? |
it will change from liquid to a gas. |
|
|
What is a Solid |
a kind of matter that has its own shape |
|
|
What is a liquid |
a kind of matter that can spread out to fill an entire container. |
|
|
Define Temperature |
a measurement of how HOT something is. |
|
|
Weather |
the condition of the atmosphere at a certain place |
|
|
Define Precipitation |
water that falls from clouds to earth. |
|
|
What is a GAS |
a kind of matter that can spread out to fill an entire container. |
