Waves and Energy Unit Test

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The flow of energy form warmer places to cooler places due to different in temperature is:

• Temperature
• Heat
• Thermometer
• Thermal Equilibrium

At what temperature does water boil in celsius?

• 100 degress
• 212 degrees
• 373 degrees

Heat can be transferred through empty space by invisible electromagnetic rays. No matter is required for this type of heat transfer to occur. Which word best fits with the previous sentences?

• Convection
• Conduction
• Radiation

The currents that are in the room right now, causing warm air to rise and cool air to sink, are called:

• heat currents
• conduction currents
• convection currents

Which two ratios represent thermal equilibrium?

• 100:150
• 200:20
• 50:50

What measures the average kinetic energy of the particles of an object or substance?

• Heat
• Temperature
• Insulator

Which is an example of a good conductor?

• Plastic
• Aluminum
• Rubber

Which is an example of a good Insulator?

• Wool
• Copper
• Gold

My phone is really warm and it left a warm spot on my desk, why is that?

• Radiation
• Conduction