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Andy made a fresh orange juice for his afternoon party with his friends. He poured it into the bottle and put it inside the fridge. What do you think will happen to the orange juice after a while? Why?
It becomes cold. the heat from the juice will transfer to the refrigerator.
A bottle of water is left on the sand. What will happen to the particles of water? The water becomes...
moves quickly/warm
The cup of water is left under the sun became warm after 2 hours Why did the water become warm?
The water warmed up because the heat from the sun is transferred through radiation.
You touch the hot bowl of soup and your hand get burned. This is an example of heat transfer called..
conduction
Standing or sitting close to the fireplace to feel warm is an example of what kind of transfer?
radiation
How does heat from the sun is transferred?
Radiation is transferred through electromagnetic waves.
The process in which water is absorbed by the trees and soil.
absorption
The process when the water vapor turns into droplets of water and accumulates into clouds is called
condensation
The reversed process of sublimation is
deposition
When the dry ice is removed from a closed bucket, it immediately releases
gas/carbon dioxide
The process that the solid matter such as dry ice turns into gas.
sublimation
What are the properties of gas?
It has a fixed mass, but the shape and volume are flexible and it follows the shape of the container.
What are the sources of water vapor in the air? Mention 3
A bowl of water left on the table uncovered/ Evaporation from rivers, streams, seas, lakes and reservoirs /Sweat from our skin
What is insulator?
Insulator prevents or does not allow heat to pass through.
Show 2 insulators that can be found in your kitchen.
...
Show 3 conductors that can be found in your house.
...
