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Which object transfers electrical energy to mechanical energy and heat?
energy
hair dryer
reflections in a spoon are upside down
Light is refracted
solids
Law of Conservation of Energy
The temperature of the spoon will increase and that of the water will decrease.
Block A temperature decreases, block B temperature increases
What happens when light bends as it travels through two different substances?
energy
hair dryer
reflections in a spoon are upside down
Light is refracted
solids
Law of Conservation of Energy
The temperature of the spoon will increase and that of the water will decrease.
Block A temperature decreases, block B temperature increases
What produces waves?
energy
hair dryer
reflections in a spoon are upside down
Light is refracted
solids
Law of Conservation of Energy
The temperature of the spoon will increase and that of the water will decrease.
Block A temperature decreases, block B temperature increases
Mechanical waves travel fastest through which medium?
energy
hair dryer
reflections in a spoon are upside down
Light is refracted
solids
Law of Conservation of Energy
The temperature of the spoon will increase and that of the water will decrease.
Block A temperature decreases, block B temperature increases
Which is NOT an example of waves traveling different speeds through different materials?
energy
hair dryer
reflections in a spoon are upside down
Light is refracted
solids
Law of Conservation of Energy
The temperature of the spoon will increase and that of the water will decrease.
Block A temperature decreases, block B temperature increases
Metal block A has a temperature of 25 degrees Celcius, while metal block B has a temperature of 17 degrees Celcius. How is energy transferred when both blocks come in contact with each other?
energy
hair dryer
reflections in a spoon are upside down
Light is refracted
solids
Law of Conservation of Energy
The temperature of the spoon will increase and that of the water will decrease.
Block A temperature decreases, block B temperature increases
A silver spoon at a temperature of 23 degrees Celcius is placed in a cup of water at 85 degrees Celsius. What will happen to the temperatures of these two substances over time?
energy
hair dryer
reflections in a spoon are upside down
Light is refracted
solids
Law of Conservation of Energy
The temperature of the spoon will increase and that of the water will decrease.
Block A temperature decreases, block B temperature increases
Which scientific law describes what happens to the total amount of energy in a closed system?
energy
hair dryer
reflections in a spoon are upside down
Light is refracted
solids
Law of Conservation of Energy
The temperature of the spoon will increase and that of the water will decrease.
Block A temperature decreases, block B temperature increases
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Match it!