* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Download Elements Unit Test
Survey
Document related concepts
Transcript
Score: ____/15 Sci-Tech 11 – Elements Unit Test Elements Unit Test Directions: Choose the BEST response. 1. The word atom comes from the Greek word atomos, meaning; a. b. c. d. really, really small “indivisible” or “uncuttable” atomic building block 2. It wasn’t until an English scientist by the name of Robert Boyle came along, that the world finally accepted the fact that there are more than the original four elements of; a. b. c. d. fire, water, earth and stone earth, wind, fire and wood earth, air, water and fire stone, liquid, air and flame 3. Any pure substance that cannot be chemically broken down into a simpler substance is a(n); a. b. c. d. compound element properties atom 4. Scientists eventually realized that each element was different and had its own __________ which was any observable fact that can be used to distinguish one substance from another. a. b. c. d. compound element properties atom 5. The ancient science of trying to turn Lead into Gold was known as; a. b. c. d. Fool’s Gold Alchemy Chemistry Botony 6. Using the diagram found to the right, identify the correct term for the letter “A”. a. b. c. d. Symbol Atomic Mass Atomic Number Element Number 7. Using the diagram found to the right, identify the correct term for the letter “B”. a. b. c. d. Symbol Atomic Mass Atomic Number Element Number 8. Using the diagram found to the right, identify the correct term for the letter “C”. a. b. c. d. Symbol Atomic Mass Atomic Number Element Number 9. A Dutch scientist by the name of Neils Bohr was the first scientist to figure out that electrons that orbit the nucleus of an atom (sometimes called shells) can only hold a certain number of electrons. Which of the following sets of numbers describe the number of electrons in the first three shells of an atom? a. b. c. d. 2, 8, 8 1, 2, 3 2, 4, 6 8, 8, 2 10. The periodic table of elements is organized a. b. c. d. alphabetically numerically into families of similar properties haphazardly Part II – Short Answer Directions: In your own words, describe the make up of an atom. Be sure to include all proper names of each of its parts. You will be marked out of 5 for your ability to answer the question using complete sentences and providing specific examples or information. ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________ ___________________________________________________________________