- Slides: 18
Matter is anything that has ____ and takes up _______. Matter is composed of very small particles called _____. In nature, there are ___ different forms of matter that we call _______. Atoms by Brainpop
There are 11 elements of which most living things are composed. The most abundant element in the human body is _______. The second most abundant element in the human body is ______, and in third place is _______. Together, these three elements make up ____% of a human being.
You are expected to recognize the symbols for the 11 elements that make up most living things: Element Symbol Oxygen O Carbon C Hydrogen H
You are expected to recognize the symbols for the 11 elements that make up most living things: Element Symbol Nitrogen N Calcium Ca Phosphorus P
You are expected to memorize the symbols for the 11 elements that make up most living things: Element Symbol Potassium K Sulfur S Sodium Na
You are expected to recognize the symbols for the 11 elements that make up most living things: Element Symbol Chlorine Cl Magnesium Mg Intro to Elements Clip
Atoms combine together to form most of the substances we observe in the world around us. ______ are formed when the atoms of two or more elements chemically joined together to form a new substance with very different _____ than the elements of which it is formed.
Compounds, continued… o Salt is an example of a compound. It is composed of an atom of sodium chemically “glued” to an atom of chlorine.
_____ are formed when two or more substances are mixed together but not chemically combined. Each substance retains its own characteristics, and can be separated from each other by simple physical means. The air in this room is a mixture of ____, ______ and small amounts of other gases. Compounds & Mixtures Clip
There are two types of compounds that are important to living things: _______ and _______ compounds Organic compounds contain the element _______. There are 4 types of organic compounds that are important to living things: (FILL IN YOUR CHARTS)
Organic Compound Carbohydrate Composed of: Examples Function C, H, O Sugar Starch cellulose Releases ______ for cells
Organic Compound Lipid Composed of: Examples Function C, H, O Fats Oils Waxes _____ and releases MORE energy for cells Cell membranes are made of lipids
Organic Compound Protein Composed of: C, H, O, N Where are proteins made in the cell…? Examples enzymes Function Used to build cell parts; Made of smaller parts called amino acids
Organic Compound Nucleic Acid Composed of: Examples Function C, H, O, N, P DNA RNA Stores ____ information
Inorganic compounds are also important to living things. They DO NOT contain carbon. Some examples include: • water (formula: H 2 O) • salt (formula: Na. Cl) Simple Chemistry Clip
Let’s Talk about one organic compound that is very important to living things… Glucose is one of the most important molecules in biology. Here are some things you need to know about it: The chemical formula for glucose is: C 6 H 12 O 6 Glucose is manufactured in PLANTS in the process of ______ All cells (plants and animals) use glucose for the purpose of _____
Let’s Talk about one organic compound that is very important to living things… • All energy in a glucose molecule is located in _____ • When the bonds of this molecule are broken, energy is released. This happens in the _______ of the cell (the powerhouse organelle).