Do Now:
Do you already have some idea or knowledge about what the planets are like? Describe and tell me in your Science do now's about everything you know.
objectives
1. describe the nebular theory and how it accounts for the fomation of the solar system.
2. explain how the sun and the planets formed
3. explain why the inner planets differ from the outer planets
Agenda:
Read chapter 3-1
Discuss
closure
Tue 3/23
Do Now
Pretend you are holding a rock in your hand. Now someone says to you, " why are you holding stardust?". Explain whay this statement really means.
Obj:
1. explain early and modern theories about the shape of the solar sytem.
2. explain why the plaets stay in orbit around the sun.
3. compare planetary revolution and rotation.
Agenda:
Read 3-2
discussion
closure
3/24 Wed.
Do Now:
answer the following questions:
1.________________believed the planets orbited in perfect circles around the sun.
2. ______________ believed the planets revolved around the sun in elliptical orbits.
3._______________believed a planet's elliptical orbit around the sun was made possible by inertia and gravity.
4._____________believed all objects in space moved in circular orbits around an unmoving Earth.
objectives:
1. describe the main chanracteristics of the planets, moon, asteroids, comets, and meteoroids in the solar system.
2. discuss some fo the factors that affect the development of living things.