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22 questions
A cup of water is left out overnight. In the morning, how will the temperature of the water compare to the temperature of the air in the room?
The water and the air will be the same temperature.
The air will be warmer than the water.
The water will be warmer than the air.
There is no way to guess which will be warmer.
Brittany placed a cold piece of butter on a hot ear of corn. The butter began to melt.
evaporation
convection
conduction
radiation
Which of the following is an example of heat being transferred by radiation?
the Sun heating the Earth
a fire warming a group of campers
an electric heater warming a room
all of these
Heat energy from the sun travels through space in electromagnetic waves. How do the electromagnetic wave from the Sun travel through empty space to reach the Earth?
by radiation
by evaporation
by convection
by conduction
A transfer of heat within a liquid or gas (like air and water) that involves warm particles moving in currents is
convection.
connection.
conduction.
correction.
What causes liquid water to freeze?
when cold from the water is transferred to something else
when heat from something else is transferred to the water
when heat from the water is transferred to something else
when cold from something else is transferred to the water
Which of the following is an example of convection?
hot air rising and cooler air falling
the rays of the Sun warming the earth
a hot oven warming the air around it
a hot object transferring heat to a cooler one
Which best describes heat transfer by radiation?
a slice of bacon frying in a pan
a pot on a stove boiling water
a camp fire warming hands
a hot air balloon
What conditions are necessary for heat conduction to occur between two objects?
The objects must be surrounded by air or water.
Two objects at different temperatures are touching one another.
Two objects at different temperatures are located close to one another.
One object must emit energy as light and heat and another object absorbs the energy.
Which is most responsible for the uneven heating of the air in the atmosphere?
radiation
convection
conduction
condensation
Which is an example of conduction?
Steam is rising from a cup of hot coffee.
A hot biscuit is warming the plate it is on.
The sun is shining through a window and warming a table.
The heat from the lamp allows this lizard to remain warm. This is an example of which type of heat transfer?
radiation
conduction
convection
Jill notices that her skin gets burned when she sits out in the sun. What best explains why this happens?
The soil is convecting heat into the air.
The heat from the sun is being conducted to the Earth.
The heat from the sun is radiating down to Earth’s surface.
Joe is cooking dinner on the stove. When he picks up the pan by the handle, he burns his hand. Which form of heat transfer caused Joe to burn his hand?
radiation
conduction
convection
precipitation
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