My stellar wall by Mr. Kottkey https://padlet.com/kottkeyk/u9ocmqp6f2xg Made with a bold sensibility en-us 2019-04-19 20:17:39 UTC 2026-02-27 10:57:14 UTC hello@padlet.com workh019 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813540 Ethyl butyrate is a naturally occurring substance found in many fruits]]> 2019-04-19 21:46:59 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813540 nunea827 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813554 everything is made of atoms


]]> 2019-04-19 21:47:08 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813554 all matter is made of atoms! andek302 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813569 2019-04-19 21:47:14 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813569 along912 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813579 What is it that gives these substances their different properties? To understand where these differences come from, scientists observe substances at a very small scale—much smaller than we can observe in our daily lives.]]> 2019-04-19 21:47:26 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813579 Different things can smell or look different because of there ingredient differences. longz302 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813582 2019-04-19 21:47:28 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813582 science sahls150 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813584 these repeating atom groups form separate units called molecules]]> 2019-04-19 21:47:30 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813584 Atoms are too small to see anaya856 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813585 2019-04-19 21:47:31 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813585 ayalj665 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813591 2019-04-19 21:47:34 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813591 118 different types of atoms in the universe vazqj059 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813602

]]> 2019-04-19 21:47:42 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813602 chilj915 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813613 Even very small differences at the atomic scale can have important effects on the properties of a substance.]]> 2019-04-19 21:47:49 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813613 Atoms are too small for us to see, but scientists currently know of 118 different types of atoms in the universe, including oxygen, carbon, silver, and gold. rosaa519 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813614 2019-04-19 21:47:49 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813614 Every substance is made of a unique combination of atoms chavr527 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813628 2019-04-19 21:48:00 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813628 John Dalton was the first to propose the idea of all things are made of atoms. schwm206 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813639 2019-04-19 21:48:07 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813639 Why do these two substances have different properties? Looking more closely at the atoms in isovaleric acid, you can see that it is made of groups of 5 carbon atoms, 10 hydrogen atoms, and 2 oxygen atoms, so its chemical formula is C5H10O2 millg817 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813642 2019-04-19 21:48:10 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813642 lorej508 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813664 atoms are too small for us to see ]]> 2019-04-19 21:48:28 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813664 Every substance is made of a unique combination of atoms maym575 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813665 2019-04-19 21:48:28 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813665 torrw278 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813677 In the 1800's, John Dalton was the first to propose the idea that all matter is made of tiny pieces called atoms. Today we call this "the atomic theory." Since it is a theory it may sound like scientists are not sure about it, but a scientific theory is an idea that has a lot of evidence that many scientists have gathered over a long time.]]> 2019-04-19 21:48:38 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813677 A diamond has carbon atoms. musar601 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813727 2019-04-19 21:49:35 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813727 Substances have different properties because they are made of different types of atoms andek302 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813755 2019-04-19 21:50:06 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813755 In the 1800's, John Dalton was the first to propose the idea that all matter is made of tiny pieces called atoms. anaya856 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813765 2019-04-19 21:50:17 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813765 Chemists represent these groups of atoms using chemical formulas davij373 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813767 2019-04-19 21:50:17 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813767 all substances are made up of repeating atoms nelsr413 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813773 2019-04-19 21:50:28 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813773 Individual molecules are not connected to the molecules next to them vazqj059 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813783 2019-04-19 21:50:40 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813783 millg817 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813787 Due to the high price of diamonds, jewelry makers sometimes use substances that share some of the same properties as diamonds, but cost less]]> 2019-04-19 21:50:43 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813787 Individual molecules are not connected to the molecules next to them aparl236 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813788 2019-04-19 21:50:44 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813788 macj491 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813824 there is a substance that's look like diamond but cheaper that made out of oxygen and zirconium.]]> 2019-04-19 21:51:09 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813824 along912 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813833 Even very small differences at the atomic scale can have important effects on the properties of a substance. One substance that is similar to ethyl butyrate at the atomic scale is called isovaleric]]> 2019-04-19 21:51:17 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813833 Substances are made of atoms or groups of atoms that repeat montj918 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813845 2019-04-19 21:51:31 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813845 workh019 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813871 scientists currently know of 118 different types of atoms in the universe, including oxygen, carbon, silver, and gold.]]> 2019-04-19 21:51:50 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813871 individual molecules are not connected to the molecules next to them bernr625 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813880 2019-04-19 21:52:01 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813880 chilj915 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813888 At the atomic scale, these seem like small differences, but even small differences are enough to give the two substances very different properties.]]> 2019-04-19 21:52:12 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813888 Fresh orange juice smells good because it contains a certain molecule linne854 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813897 2019-04-19 21:52:21 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813897 nelsr413 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813902 2019-04-19 21:52:28 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813902 Atoms are too small for us to see, but scientists currently know of 118 different types of atoms in the universe, including oxygen, carbon, silver, and gold stamc474 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813912 2019-04-19 21:52:42 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813912 every one is made of atoms gaona988 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813925 2019-04-19 21:52:59 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813925 they form individual molecules or extended structures, atoms are the basic ingredients that make up every substance and determine its specific properties. Differences at the atomic scale are what make substances look, smell, and feel the way they do. anaya856 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813926 2019-04-19 21:52:59 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813926 workh019 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813958 chemists add a substance that makes the packaged juice smell and taste like fresh-squeezed oranges]]> 2019-04-19 21:53:27 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813958 In extended structures, the atom groups repeat over and over again with all of the atoms connected to their neighbors. stamc474 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813968 2019-04-19 21:53:35 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813968 santo453 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813974 Every substance is made of a unique combination of atoms

]]> 2019-04-19 21:53:38 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813974 Atom's make up everything longz302 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813988 2019-04-19 21:53:54 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813988 Individual molecules are not connected to the molecules next to them. anaya856 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813992 2019-04-19 21:54:01 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352813992 This processing can cause the pleasant orange scent and flavor to fade. To address this problem, chemists add a substance that makes the packaged juice smell and taste like fresh-squeezed oranges. That substance is called ethyl butyrate (EH-thul BYOO-tuh-rate). montm438 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352814038 2019-04-19 21:54:47 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352814038 longz302 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352814119 2019-04-19 21:56:20 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352814119 workh019 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352814191 It has a chemical formula of C6H12O2, which means it is always made of groups of 6 carbon atoms, 12 hydrogen atoms, and 2 oxygen atoms]]> 2019-04-19 21:57:39 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352814191 nunea827 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352814215 What is it that gives these substances their different properties? To understand where these differences come from, scientists observe substances at a very small scale—much smaller than we can observe in our daily lives.]]> 2019-04-19 21:57:59 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352814215 atoms are cool they make up all of the world!!!!!!!!! stamc474 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352814611 2019-04-19 22:04:47 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352814611 montj918 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352814679 2019-04-19 22:06:00 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352814679 We are with atoms stamc474 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352814815 2019-04-19 22:08:01 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/352814815 Why do these two substances have different properties? Looking more closely at the atoms in isovaleric acid, you can see that it is made of groups of 5 carbon atoms, 10 hydrogen atoms, and 2 oxygen atoms, so its chemical formula is C5H10O2 chavr527 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/354610394 2019-04-26 21:38:26 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/354610394 Atoms have reactions some are slow and sum are fast anaya856 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/354611368 2019-04-26 21:47:18 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/354611368 montj918 https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/359682937 2019-05-13 21:53:39 UTC https://padlet.com/kottkeyk/u9ocmqp6f2xg/wish/359682937