Only answers needed, not explanations. ASAP please and thanks. Question 1 attatched.Question 2) Which is not an application of IR energy?A. Using IR energy to sterilize lab equipmentB. A police helicopter using IR detectors to find bad guysC. A snake using IR detectors to find preyD. A home inspector using IR detectors to look for heat lossQuestion 3) What reaction powers the Sun?A. Nuclear fusionB. Nuclear frission C. Nuclear fissionD. Nuclear fraction

Light bulb Neon discharge tube . * + Star Cool gas An island observatory was set up to demonstrate spectra produced by a variety of sources. Match the following list with the appropriate numbers from the diagram above. Diffraction grating Emission (bright-line) spectrum Absorption (dark-line) spectrum Continuous spectrum