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Elements and Atoms 6 th Grade

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Instructions You have 30 seconds on a piece of paper to answer the following questions. When you hear this sound put down your pencil. Whoever has the most correct answers at the end will win.

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Question 1: The smallest particle of an element that has the chemical properties of the element

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Times Up Answer: atom

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Question 2: The densest part of an atom where most where most of its mass is located.

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Times Up Answer: nucleus

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Question 3: The positively charged particle inside an atoms nucleus

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Times Up Answer: proton

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Question 4: The number of protons in the atom of an element

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Times Up Answer: atomic number

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Question 5: A particle with no charge located inside an atoms nucleus

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Times Up Answer: a neutron

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Question 6: An element that conducts electricity

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Times Up Answer: metal

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Question 7: A negatively charged particle that moves around an atoms nucleus

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Times Up Answer: electron

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Question 8: Property of matter that allows light to pass through

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Times Up Answer: transparent

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Question 9: A substance that cannot be broken down further into anything simpler

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Times Up Answer: element

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Question 10: Made up of elements in 3 states; liquid, solid, and gas

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Times Up Answer: matter

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Question 11: The name of John Daltons conclusion that gases are made up of solid particles that can be compressed together

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Times Up Answer: atomic theory

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Question 12: A change in size, shape, or state without forming a new substance

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Times Up Answer: physical change

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Question 13: Has equal number of protons and electrons

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Times Up Answer: electrically neutral atom

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Question 14: A chart of elements arranged by the atomic number

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Times Up Answer: periodic table

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Question 15: A change in matter that produces a new substance with different properties than the original

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Times Up Answer: chemical change

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Question 16: True or False: In the periodic table, vertical columns indicate elements that react in a similar way.

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Times Up Answer: true

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Question 17: Scientists draw conclusions based on what?

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Times Up Answer: observations and experimentations

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Question 18: The horizontal rows in a periodic table are called ______.

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Times Up Answer: periods

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Question 19: A carbon has an atomic number of 6. Is that the indication of the number of protons, neutron, or electrons it has?

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Times Up Answer: protons

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Question 20: The atomic mass is made up of what 2 parts of the atom.

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Times Up Answer: proton and neutron

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Question 21: What does the 8 represent in the periodic table?

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Times Up Answer: atomic number

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Question 22: What does the 15.999 represent in the periodic table?

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Times Up Answer: atomic mass

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The End Thanks for playing