In each blank, try to type in the
word that is missing. If you've
typed in the correct word, the
blank will turn green.
If your not sure what answer should be entered, press the space bar and the next missing letter will be displayed. When you are all done, you should look back over all your answers and review the ones in red. These ones in red are the ones which you needed help on. Question: Answer: the smallest particle of an element that can be identified with that . consists of protons and neutrons in a nucleus surrounded by electrons Question: elementAnswer: a substance made of only one kind of atom. examples of elements are , hydrogen, oxygen, and nitrogen. Question: motion Answer: the perpetual random movement of microscopic particles in a fluid medium. Question: Answer: the smallest particle of a substance consisting of two or more atoms of the same or elements bonded together. Question: Answer: a chemical substance made of of two or more different elements combined in a fixed proportion Question: formulaAnswer: a description that uses numbers and symbols of elements to describe the proportions of elements in a or reaction. Question: Answer: the positively center of an atom, which contains protons and neutrons and has almost all the mass of the entire atom but only a tiny fraction of the volume. Question: Answer: the principle building block of the nucleus; a neutron or a . Question: Answer: an neutral particle that is one of the two kinds of particles found in the nucleus of an atom Question: protonsAnswer: a charged particle that is one of the two kinds of particles found in the nucleus of an atom Question: isotopeAnswer: a form of an element having a particular number of neutrons in the nuclei of its atoms. different isotopes of a particular element have the same atomic number but different mass numbers. Question: atomic Answer: number of protons in the nucleus of an Question: Answer: an atom (or group of atoms bound together) with a net electric charge, which is due to the loss or gain of . Question: model of the atomAnswer: a model in which the electrons of an atom are pictured as grouped in shells around the nucleus. Question: periodic Answer: a chart that lists elements by atomic number and by electron arrangements, so that with similar chemical properties are in the same column. Question: Answer: a fourth phase of matter, in to solid, liquid, and gas. in the plasma phase, which exists mainly at high temperature, matter consists of positively charged ions and free electrons. |
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
knesel
Popular Physics sets