The Universe – Near & Far Earth-Moon-SunPlanetsBeyond our Solar System Miscellaneous

The turning of an object on its axis. rotation

The movement of an object in an orbit around another object. revolution

Tonight we see a full moon. What phase of the moon will we see in one week? Label and Draw Third quarter moon

Draw a Solar Eclipse. Sun > Moon > Earth

What is the main cause of the ocean tides? The moon’s pull on the oceans.

Name one of the dwarf planets. Pluto, Eres, Ceres

Name one characteristic of the inner planets. smaller and more dense than the outer planets three layers a crust, mantle and a core

Name one characteristic of the outer planets. larger than the inner planets have a small solid core, but no solid surfaces known as the gas giants

What 2 planets have a shorter year than Earth? Why is this true? Mercury and Venus Closer to the sun – shorter orbit

Venus is in its full phase, but we cannot see it. How can this be true? The sun is in the way.

Milky Way Galaxy What galaxy do we live in?

What type of galaxy do we live? Give one detail about this galaxy. Spiral -Huge curved arms formed by stars and gases -Reddish center from red giants -Bluish arms from young blue stars

What is the most common type of galaxy? Elliptical

Define a star. A huge ball of hot glowing gases.

When does a star die? When it uses up all of its hydrogen

A body in space that orbits a larger body. satellite

A relatively small piece of rock that enters Earth’s atmosphere and burns up. meteor

A ball of ice, rock, and frozen gases that orbits the sun. comet

A piece of rock and metal that orbits the sun. asteroid

What causes an eclipse? One object passes through the shadow of another object.

Final Jeopardy

One theory of how our universe formed is the Big Bang Theory. What does this theory state? Universe began with an explosion