1) what is the dominant atmospheric molecule for Venus, Earth, Mars, and Titan?

2) Draw a diagram showing why the Earth has seasons

3) List the hazards to life on the surface of Mars.

4) Other than the sun and the gas giants, which object in the solar system has the strongest magnetic field?

5) Draw a diagram showing how a lens works.

6) List the features that are common to all tetrapods.

7) Why can't an airplane fly into space?

8) What types of natural disasters could befall the United States and which region does each type tend to affect?

9) Draw a diagram showing the locations of radio waves, infrared light, red light, green light, blue light, ultraviolet light, and X rays. On this diagram, draw:
*) The spectrum of photosynthesis
*) The spectrum of light emitted by an object at a temperature of 6000 Kelvin (the sun)
*) The spectrum of light emitted by an object at a temperature of 3000 Kelvin (the Trappist1 star)