level 1 science class blog:John West

Here is the the section from the level 1 Geology achievement standard on igneous rocks. You need to know this as the exam paper will test your understanding.

Good luck with the exam next week I am sure you will all get what you deserve!

Curious george experiences gravity and Josh has a painful collision with a wall!

Try the exercise on mitosis

Carbonates react with acids according to the word equation

acid + carbonate —> salt + carbon dioxide + water.

We know that the gas given off is carbon dioxide because it turns limewater ( a solution of calcium hydroxide in water) milky

…………and now for experts.

Most of you spotted that the milky carbon dioxide solution goes clear again. First person to post a comment that gives the equation for this reaction wins a Mars bar.

and now in no particular order…

All the information is here

and the next video……..warning…this video contains language that may offend

There are a few weird extras in this movie

….and the word here is PRECIPITATE!!

Part 1 reacting an acid with a base

Part 2 filtering the product to remove unreacted solids
Part 3, filtering salt crystals from the saturated solution.

Learn the rock cycle. Know how the three main rock types are formed. Learn the names of the main igneous rock types, igneous and plutonic (granite, gabbro etc)

marvin-level-1-science-homework.wmv

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