Stars twinkle when we see them from the Earth's surface because we are viewing them through thick layers of turbulent (moving) air in the Earth's atmosphere. Stars (except for the Sun) appear as tiny dots in the sky; as their light travels through the many layers of the Earth's atmosphere, the light of the star is bent (refracted) many times and in random directions (light is bent when it hits a change in density - like a pocket of cold air or hot air). This random refraction results in the...

History of Life on Earth / Origin of Life Set of 3 Quizzes. This product contains 3 quizzes that can be used at various stages as the unit is being taught. I always break up the content into manageable amounts of study material and give my students several small quizzes on this material prior to the unit test., Go To www.likegossip.com to get more Gossip News!

Layers of Earths Atmosphere

Earth Day

Layers of Earth's Atmosphere diorama

Activity: awesome idea for teaching "distance" concepts in space - LOVE it - children of all ages!

another layering in a jar idea

Earth and Sun

layers of the earth

Five Layers of the Earth Atmosphere Interactive Notebook Page http://www.teacherspayteachers.com/Product/Earths-Atmosphere-Interactive-Science-Notebook-1234517

♥ Earth layers - sciencephoto.com

flip book for layers of the earth

Earth day is right around the corner, April 22! If your looking for some activities as well as crafts for your kids to be sure to head over and check out No Time For Flash Cards! Here are the ideas she has on her site to check out! Have fun!

Layers of the sun foldable

Recording the Earth's rotation with shadows - a great way to give kids a concrete understanding of how the Earth's rotation makes the sun appear to move across our sky. Also a great activity for learning preschoolers about time! || Gift of Curiosity

Discover and Explore Night Sky Activities for Kids...Collection of ideas for teaching kids about moons, stars, and the night sky

Mercury is the closest planet to the sun and has a thin atmosphere, no air pressure and an extremely high temperature.

Random Pictures Of The Day – 83 Pics

At Any Given Time of the Day, Someone is Watching a Sunset

Apollo capsule re-entering the earths atmosphere

Earth’s Place in the Universe Interactive Organizers contains everything you need to create interactive science notebooks for your astronomy unit. This 221 page resource is aligned to the Next Generation Middle School Earth and Space Science Standards, following sequentially down MS-ESS1. $