Image: iStockphoto.com/JazzIRT
About This Quiz
If you were born after the 1960s, you probably take your home icemaker for granted. Take our quiz and see how much you know about icemakers.
When did home automatic icemakers become available for consumers?
1950s
1960s
Home automatic icemakers became available during the 1960s.
1970s
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A home automatic icemaker needs fresh water to make ice cubes. Where does the water come from?
from your home's plumbing line
The home automatic icemaker is hooked up to the plumbing line in your house.
manually filled
from a reservoir in the refrigerator
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How is the home icemaker powered?
by the electrical circuit that powers the refrigerator
The icemaker is hooked up to the electrical circuit that powers the refrigerator.
by a battery operated power source
by an electrical circuit separate from the refrigerator
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For home icemakers, how long should it take for water to fill the ice molds?
five seconds
seven seconds
It should take about seven seconds for water to fill the ice molds.
nine seconds
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In home icemakers, what apparatus freezes the water into ice?
freezing unit in the refrigerator
freezing unit in the icemaker
cooling unit in the refrigerator
The cooling unit in the refrigerator freezes the water into ice.
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What is the purpose of a home icemaker heating coil?
to warm the bottom of the ice mold
The icemaker heating coil warms the bottom of the ice mold to loosen the cubes, so the ice will fall out of the mold.
to defrost the refrigerator
to prevent frost
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How are the ice cubes connected to one another?
The cubes are frozen together.
The mold has a feature which causes each cube to connect to the next.
The ice cube molds are designed so each cube will connect to the next.
The cubes are ejected as a single unit.
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In a home icemaker, what happens if the shut-off arm cannot reach its lowest resting position?
The icemaker will stop making ice.
If the shut-off arm does not return to its lowest resting position then the ice making cycle will stop.
The icemaker will continue to make ice.
The refrigerator will not freeze the water.
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What makes ice cubes appear clear?
water frozen slowly
water frozen in layers
When water is frozen in layers the ice forms clear.
water frozen all at once
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What makes ice cubes appear cloudy?
water frozen in layers
water frozen all at once
Home icemakers freeze water all at once, creating cloudy ice.
unpurified water
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How do standard commercial cube icemakers differ from commercial flake icemakers?
They are the same.
The flake machine has an ice crusher.
The basic principles are the same, but the flake machine has an ice crusher to create ice flakes.
The flake machine uses a different ice mold.
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What determines the flake size of ice from flake icemakers?
crusher mechanism
The crusher mechanism determines the size of the flake.
mold size
accumulator
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In commercial icemakers, what system ejects the ice into a collection bin?
harvesting system
The harvesting system ejects the ice.
refrigeration system
warming system
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What is the purpose of ice flakes?
for restaurant use
for home use
to pack perishable items
Ice flakes may be used to pack perishable items.
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Restaurants and hotels prefer what type of ice cubes?
standard shape and size
Most restaurants and hotels prefer cubes with a standard shape and size.
ice flakes
cloudy cubes
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What is the purpose of a commercial icemaker's cylinder piston?
to push the ice cube tray
Some commercial icemakers have cylinder piston that gives the ice cube tray a push, forcing the cubes into the collection bin.
to freeze the cubes
to shape the cubes
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How does a home ice machine know when the water is frozen?
A thermostat monitors the water in the molds.
An icemaker has a built-in thermostat to monitor the water temperature of the molds.
A timer is set for a pre-selected time.
There is a built-in sensor.
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How does a commercial ice machine know when the water is frozen?
A thermostat is used to monitor temperature.
A predetermined time is set.
A commercial ice machine has a time setting for the water to freeze.
There is a built-in sensor.
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What material comprises the molds in a home icemaker?
metal
plastic
Home icemaker molds are made of plastic.
rubber
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What century did compact and affordable home refrigeration become available?
late 19th century
early 20th century
During the early 20th century, home refrigeration became available.
mid-20th century
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You Got:
/20
iStockphoto.com/JazzIRT
