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Test 5 - Thermal Ene
Test 5 - Thermal Energy/Energy Transformations
Question | Answer |
---|---|
In an energy transfer experiment, four blocks of different temperatures are stacked. Where would energy transfer by conduction move downward, from a higher block to a lower block. (Hint: the blocks should be _____) | touching |
Students placed liquids in four separate containers and recorded the temperatures. After ten minutes, they recorded the temperatures. To determine which container had the most or least transfer of _____ energy they would subtract the temperatures. | thermal |
The _____ moving from a clothes iron to a shirt is an example of conduction. | heat |
Sunburn is caused by radiation from the _____. | sun |
Thermal energy transfer by conduction is accomplished when heat moves from a warmer object to a _____ one by coming in direct physical contact with it. | cooler |
Convection _____ will circulate cold and warm water in the ocean. | currents |
When a pot of boiling water is placed on a stove, the heat transfer from the stove to the pot is ______. | conduction |
When an egg is placed in a pot of boiling water, heat is transferred from the pot to the egg, carried through the water, this is known as ______. | convection |
There are only _____ ways thermal energy can be transferred. | three |
While a person is seated next to a campfire, a person begins to feel the warmth of the fire. The energy is transferred from the _____ to the person by radiation. | fire |
A student notices that a saucer below a coffee cup becomes warmer after coffee is poured into the _____. Energy was transferred from the cup to the saucer by conduction. | cup |
A ______ spoon getting hot in a bowl of soup is an example of heat transfer by conduction. | metal |
The energy transformation that occurs when a light bulb is attached to a hand generator is turned, mechanical to _____ to light energy transformation occurs. | electrical |
When a circuit with a battery, wires, and a light bulb are connected, the energy transformation that occurs is: _____ to electrical to light energy | chemical |
Sand on the beach getting warmed by the sun is an example of heat ______ through radiation. | transfer |
A _____ candle will transform chemical energy to light energy. | burning |
Thermal energy _____ moves from warm objects to cool objects. | always |
A microwave oven is operated, electrical energy is transformed into all of the following types of energy EXCEPT: solar, light, thermal or mechanical | solar |
An electrical _____ transforms electrical energy into mechanical energy. | fan |
People get energy from the food that they eat and transform that energy as they move. When people rub the palms of their hands together the energy transformations that occur are: chemical to ____ to thermal | mechanical |
The correct order of the energy transformation that occur when green plants produce their food from the sun's _____ is light to chemical. | energy |
The energy transformation that is taking place when a battery-operated radio is in use is _____ to electrical to sound. | chemical |
When a lamp is plugged into a wall socket it draws energy which flows through a thin wire in the blub causing it to glow. The energy transformations that are taking place are: _____ to thermal to light. | electrical |
When a flashlight that runs on batteries is turned on, the energy transformation that takes place is : chemical to electrical to ______. | light |
When solar panels are used to heat a building the energy ______ that occurs are light to thermal. | transformation |