SCIENCE
CHEMISTRY
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
An ice cube placed on a lab station counter becomes a pool of water. What term best describes this change in state?
|
|
melting
|
|
|
freezing
|
|
|
sublimation
|
|
|
condensation
|
Explanation:
Detailed explanation-1: -Hence, the process due to which an ice cube melts into water is known as melting.
Detailed explanation-2: -When the ice melts, it becomes 4kg of water, exactly equal to the 4kg previously displaced and at the same density, so the water level does not change.
Detailed explanation-3: -As an ice cube melts, its shape changes as it acquires the ability to flow. However, its composition does not change. Melting is an example of a physical change.
Detailed explanation-4: -Melting ice is physical change.
There is 1 question to complete.