Growing meat without killing live animals.

1. Listening to this podcast from Science Magazine on growing meat without killing live animals. Write down three pros and three cons for this method in your opinion.
2. Which object would emit more (intensity) radiation: Earth or Sun? Which physics law determines this fact?
3. If you were examining the peak radiation emitted by both the Sun and Earth, which would have a longer wavelength? Which physics law determines this fact?
4. What happens to the incoming solar radiation (insolation) after it reaches Earth?
5. Answer the questions about Mar’s atmosphere

5.1. Why do astronauts wear spacesuits?
5.2. What happened to Mars?
5.3. How does the Earth atmosphere protect us from the solar radiation?

Sample Solution