Group+4+Period+1

= = = =
 * __Atomic Marshmallows__**

5/4/09 Little panda ( baby ) Big panda ( mom ) baby - Hey mama whats a compound. mom - Well dear, a compound is a pure substance composed of two or more elements that are chemically combined, just like sugar. baby - Ohh mom - Why did you ask? baby - Because were learning about it in class tomorrow along with elements and mixtures. mom - Well do you know what they are? baby - Well not really can you explain them to me? mom - Sure. An element is a pure substance that cannot be seperated or broken down into simpler substances by phisical or chemical means. baby - Oh. Thats alot different then what I thought. So then whats a mixture. Is it a mixture of combination s of two or more substances that are not chemically combined. mom - yes it is! baby - yaaaaaay!

5/5/09 POEM You get the best of mixtures its the combination of two or more substances that are not chemically combined.

You get the best of compounds its a pure substance composed of 2 or more element that are chemically combined.

You get the best of elements which is a pure substance that cannot be seperated or broken down into simpler substances by physical or chemical means.

Solution- is a homogeneous(same throughout) mixture composed of two or more substances.

Forensic Science is a way of science.

6/12/09 Egg (Squiggy) Lab rubber bands || Distance || from || the || floor(cm) ||
 * number of
 * || Trial 1 || Trial 2 || Trial 3 || Average ||
 * < 1 ||< 142 ||< 125 ||< 124 ||< 130.3 ||
 * < 2 ||< 100 ||< 105 ||< 106 ||< 103 ||
 * < 3 ||< 85 ||< 71 ||< 58 ||< 71.3 ||
 * < 4 ||< 64 ||< 53 ||< 48 ||< 55 ||