2654348
Descripción
Test por StudyCactus, actualizado hace más de 1 año
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Creado por StudyCactus
hace más de 9 años
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Pregunta 1
Pregunta
Under what condition can heat pass between two objects?
Respuesta
-
the objects must be at different temperatures
-
the objects must have a lot of energy
-
the objects must both be hot
-
the objects must both be large
Pregunta 2
Pregunta
Which bowl has more energy, a large bowl of soup or a small bowl of soup? (they are both the same temperature)
Respuesta
-
the large pan of soup has more thermal energy
-
the small bowl of soup has more energy
-
they both have the same amount of energy
-
there is not enough information to know
Pregunta 3
Pregunta
Substances that do NOT conduct thermal energy very well are called _____________.
Respuesta
-
insulators
-
convectors
-
conductors
-
exchangers
Pregunta 4
Pregunta
Substances that conduct thermal energy very well are called ____________.
Respuesta
-
conductors
-
convectors
-
exchangers
-
insulators
Pregunta 5
Pregunta
Your body feels warmer when it absorbs _____________ waves.
Respuesta
-
infrared
-
radio
-
blue
-
red
Pregunta 6
Pregunta
What is the transfer of thermal energy from one substances to another through direct contact?
Respuesta
-
conduction
-
convection
-
radiation
-
graduation
Pregunta 7
Pregunta
What is the transfer of thermal energy by the movement of a liquid or gas?
Respuesta
-
convection
-
conduction
-
radiation
Pregunta 8
Pregunta
What is the transfer of thermal energy through electromagnetic waves such as visible light and infrared waves?
Respuesta
-
convection
-
conduction
-
condensation
-
radiation
Pregunta 9
Pregunta
Objects have to _________ for conduction to occur.
Respuesta
-
collide
-
have pride
-
hide
-
confide
Pregunta 10
Pregunta
______________________________ occur during convection.
Respuesta
-
convection currents
-
ocean currents
-
air currents
-
dirt currents
Pregunta 11
Pregunta
____________ can occur when there is an energy transfer between particles of matter or an energy transfer between particles in space.
Respuesta
-
radiation
-
presentation
-
convection
-
conduction
Pregunta 12
Pregunta
Choose the example that describes conduction.
Respuesta
-
metal spoon in hot soup
-
boiling water
-
solar energy
Pregunta 13
Pregunta
Choose the example that describes convection.
Respuesta
-
metal spoon in hot soup
-
solar energy
-
boiling water
Pregunta 14
Pregunta
Choose the example that describes radiation.
Respuesta
-
solar energy
-
metal spoon in hot soup
-
boiling water
Pregunta 15
Pregunta
Which of the following heat transfer methods do not need molecules?
Respuesta
-
radiation
-
conduction
-
convection
Pregunta 16
Pregunta
How fast do all electromagnetic waves travel?
Respuesta
-
300,000 km/s
-
200,000 km/s
-
100,000 km/s
-
300,000,000,000,000,000,000,000,000,000,000 km/s
Pregunta 17
Pregunta
AM waves are less effected by electrical noise, so they sound better than FM stations
Respuesta
- True
- False
Pregunta 18
Pregunta
Choose the three modern devices that use microwaves.
Respuesta
-
Microwave Ovens
-
Cell phones
-
artificial satellites in space
-
oranges
-
apples
-
pumpkin pie
Pregunta 19
Pregunta
The colors of the visible spectrum in order of wavelength are in which order?
Respuesta
-
rainbow order
-
alphabetical order
-
chronological order
Pregunta 20
Pregunta
Choose convection, radiation or convection for each scenario.
One heater located in the deep end warms Henry's entire pool.
Respuesta
-
radiation
-
convection
-
conduction
Pregunta 21
Pregunta
Choose convection, radiation or convection for each scenario.
Harold licks a juice pop that he has just removed from the freezer. The tip of his tongue freezes and sticks to the icy-cold treat.
Respuesta
-
conduction
-
convection
-
radiation
Pregunta 22
Pregunta
Choose convection, radiation or convection for each scenario.
When Jerald sits near the campfire, her faces feels hot even though her back feels cold.
Respuesta
-
radiation
-
convection
-
conduction
Pregunta 23
Pregunta
Why does metal feel colder even though both are at room temperature?
Respuesta
-
metal in a better conductor than wood
-
metal in a better radiator than wood
-
metal in a better convection-er than wood
Pregunta 24
Pregunta
Why is the end of the spoon in a hot bowl of soup hot, but not as hot as the soup.
Respuesta
-
It does not have as much energy as the soup. Some energy transfers to the air, other parts of the spoon, and the soup.
-
It does not has as much energy as the soup. No energy transfers to the air, other parts of the spoon, and the soup.
-
It does not have as much energy as the soup. Some energy transfers to the chair, other parts of the fork, and the soup.
Pregunta 25
Pregunta
Which metal conducts the heat the best.
Respuesta
-
copper
-
steel
-
aluminum
-
brass
Pregunta 26
Pregunta
What happens to water at the bottom of a hot pot?
Respuesta
-
It becomes less dense, floats to the top, cools and sinks to the bottom.
-
It becomes more dense, floats to the bottom, cools and sinks to the top.
-
It becomes less dense, and sinks to the bottom.
-
It becomes more dense, floats to the top, cools and sinks to the bottom.
Pregunta 27
Pregunta
If you wanted to bake brownies faster which pan would you use?
Respuesta
-
glass
-
metal
-
ceramic
-
no pan
Pregunta 28
Pregunta
How do you prevent conduction?
Choose all that apply
Respuesta
-
insulators
-
conductors
-
vacuum
Pregunta 29
Pregunta
How do you prevent convection?
Choose all that apply
Respuesta
-
use small spaces
-
vacuum
-
insulators
-
conductors
Pregunta 30
Pregunta
How do you prevent radiation?
Choose all that apply
Respuesta
-
use shiny surfaces
-
conductors
-
microwave ovens
-
insulators
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