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4A - M2 - Review
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Is it conduction, convection or radiation? THE SUN HEATING UP THE EARTH
radiation
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Give 3 examples of solid.
answers may vary
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What do you call the process when solid turns to liquid?
melting
evaporating
freezing
condensing
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What are the 3 layers of the Earth?
the crust, mantle and core
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TRUE or FALSE. Solids have fixed shapes.
true
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TRUE or FALSE. Liquids can flow.
true
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What do you call the measurement of how hot or cold something is?
temperature
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Give 3 examples of gas.
answers may vary
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Is it conduction, convection or radiation? BOILING WATER
convection
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Which of the following is an artificial heat source?
a volcano
a star
an iron
a hot spring
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Which layer of the Earth is the hottest?
the mantle
the crust
the core
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What are the 3 states of matter?
solid, liquid and gas
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Which property describes a glass?
absorbs water
transparent
elastic
strong
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Is it conduction, convection or radiation? FRYING EGG
conduction
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Which of the following is a natural heat source?
the Sun
a candle
a lightbulb
a campfire
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What do you call the process when liquid turns to solid?
freezing
evaporating
melting
condensing
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Give 3 examples of liquid.
answers may vary
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Which material is best to use in making a raincoat? Why?
glass
wood
metal
plastic
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TRUE or FALSE. Gas has fixed volume.
false
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When heated, things __________ or get bigger.
expands
shrinks
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Which is a good conductor of heat and electricity?
glass
plastics
wood
metals
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What do you call the process when gas turns to liquid?
freezing
melting
condensing
evaporating
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Okay!
What do you call the process when liquid turns to gas?
evaporating
melting
freezing
condensing
Oops!
Okay!
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