Melting, Boiling And Freezing Question Preview (ID: 21561)


6.P.2.3 - Students Will Define And Compare The Properties Of Melting, Boiling And Freezing. TEACHERS: click here for quick copy question ID numbers.

The metal lid on a glass jar is hard to open, so it is held under warm, running water. What causes the jar to open easily after it was held under the water?
a) The water increased the pressure under the lid.
b) The jar shrunk with the warm water.
c) The water acted as a lubricant between the glass and the metal.
d) The metal lid expanded under the warm water.

When bubbles form in a liquid, which physical change is happening?
a) condensing
b) boiling
c) freezing
d) melting

Anita heats a beaker containing water. As the temperature of the water increases, which change to the water molecules occurs?
a) The molecules move at a faster rate.
b) The molecules become more massive.
c) The molecules expand and become wider.
d) The molecules separate into atoms of hydrogen and oxygen.

What are the three common states of matter?
a) liquid, gas, vapor
b) liquid, gas, fluid
c) solid, gas, liquid
d) solid, vapor, fluid

The teacher heats a pot of water. Once the water reaches 100°C, which point has the water reached?
a) melting
b) freezing
c) boiling
d) evaporating

During an investigation, heat transferred from a liquid to the environment. Which pair of explanations can best account for this result?
a) The temperature of the liquid increased, or the liquid became a gas.
b) The temperature of the liquid increased, or the liquid became a solid.
c) The temperature of the liquid decreased, or the liquid became a gas.
d) The temperature of the liquid decreased, or the liquid became a solid.

At what temperature does water begin to boil?
a) 0 degrees Celsius
b) 100 degrees Celsius
c) 32 degrees Celsius
d) 212 degrees Celsius

At which temperature does water freeze?
a) 0 degrees Celsius
b) 100 degrees Celsius
c) 32 degrees Celsius
d) 212 degrees Celsius

The ice cubes in a freezer are melting. Which change most likely is causing the ice cubes to melt?
a) a decrease in the mass of the ice cubes
b) an increase in the mass of the ice cubes
c) a decrease in the temperature inside the freezer
d) an increase in the temperature inside the freezer

What types of particles have the least amount of kinetic energy?
a) ice particles
b) air particles
c) skin particles
d) liquid water particles

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