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Presentation about how the oceans were formed.
This can be used as a practical assessment on the atmosphere topic.
Materials from the earth. First lesson on igneous rocks.
This could be used as a starter or a wrap up. The students just need to have cards with igneous; sedimentary and metamorphic written on them. the...
This the second lesson on sedimentary rocks.
This presentation has some interesting images that puts the earth in context, from the planet to its place in the Milky Way Galaxy.
Want to see something really big? Well watch this. Check out how our own moon compares to the largest star we currently know about , VY Canis Majoris.
Is it possible for distant galaxies to be moving away from us faster than the speed of light? And if it is would it be possible for us to see them?...
A year on earth is measured by one complete trip around the sun. Seems simple enough but there is a problem. The earth doesn't travel in a path...
A nychthemeron or a day on earth is a deceivingly simple concept. Today we will examine that day on earth in detail. Perhaps uncovering a few...