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The molecules are moving (just) fast enough to break the bonds that was holding the substance into a crystalline (or quasicyrstalline) form.
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∙ 15y ago
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When a substance melts the temperature of the substance?
it decreases.
When a substance melts or boil it absorbs what?
Heat.
What happens to the particles in a substance during melting?
the particles get attracted to each other and form a solid.
What happens when a physicial change occurs?
the appearance of a substance changes but its identity does not.
What happens to the molecules as a solid melts?
As a substance melts, the molecules of the formerly-solid substance becomes less structured and drifts further apart.
What changes occurs in heating sugar?
When sugar melts it turns into a brown sticky substance we know as caramel.
When a substance melts The temperature of the substance increases?
it decreases.
When a substance melts the temperature of the substance?
it decreases.
A substance melts at 375 Celsius What is the melting point on the Fahrenheit scale?
A substance melts at 375 Celsius. What is the melting point on the Fahrenheit scale?
When does a substance changes from a solid to a liquid?
A substance changes from a solid to a liquid at the substance's melting point. This is a different temperature for every substance. For example, water (ice) melts at 0oC, whereas gold melts at 1,064oC.
What does a substance absorb when it melts or boils?
Heat
When a rock melts what substance does it become?
Lava.
When a substance melts or boil it absorbs what?
Heat.
What happens to the particles in a substance during melting?
the particles get attracted to each other and form a solid.
What happens when a physicial change occurs?
the appearance of a substance changes but its identity does not.
What type of rock occurs when magma melts?
gnice
What decreases the rate at which a substance melts?
decreasing the temperature
