4.4 Science In Action

Question:

Answer: 1050 K (1430 Fahrenheit)

Question:

Answer: 3000 K (4940 F)

Question: What type of light does this light bulb produce most (i.e. at what wavelength does the spectrum have maximum intensity)?

Answer: Infrared light

Question:

Answer: 5700 K (9800 F)

Question: Based on the simulation, what type of light does the Sun produce the most?

Answer: Green visible light

Question:

Answer: 6600 K (11,420 F)

Question:

Answer: The walls of the house are warmer during the summer. Therefore, they radiate more

infrared light that can serve to warm our body.

Question:

Answer: 3500 K

Question:

Answer: They are inversely proportional.

Question: Use Wien’s Law to calculate the peak wavelength of Betelgeuse, based on the temperature found in Question #8.

Note: 1 nanometer (nm) = .0000001 centimeters (cm)

Answer: 828 nm