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The symbol shown below appears in the discussion of a lab procedure.

A scientist wants to add a particular volume of sulfuric acid to a beaker. Which of the following would be the BEST measuring instrument to use? Balance Test tube Scale Graduated cylinder. The symbol shown below appears in the discussion of a lab procedure. What does this symbol mean?

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The symbol shown below appears in the discussion of a lab procedure.

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  1. A scientist wants to add a particular volume of sulfuric acid to a beaker. Which of the following would be the BEST measuring instrument to use? • Balance • Test tube • Scale • Graduated cylinder

  2. The symbol shown below appears in the discussion of a lab procedure. What does this symbol mean? • Sharp objects will be used. • Poisonous chemicals will be used. • Flammable chemicals will be used. • Know the location of the eye wash station.

  3. What is the density of a piece of silver that has a mass of 210 g and a volume of 20.0 cm3? • 10.5 g/cm3 • 190 g/ cm3 • 230 g/ cm3 • 4200 g/ cm3

  4. The symbol shown below appears in the discussion of a lab procedure. What does this symbol mean? • Sharp objects will be used. • Poisonous chemicals will be used. • Flammable chemicals will be used. • Know the location of the eye wash station.

  5. What is the BEST definition of a hypothesis? • An educated prediction • A random, detailed guess • An experimental question • A single, important observation

  6. Which of the following is the MOST effective way to improve your scientific vocabulary? • Read science fiction novels and memorize the words that look technical • Look for science words in newspaper articles that are about non-science topics • Read scientific materials regularly and look up any words that you do not know • Carry a science textbook with you at all times in case you need to look up a word

  7. 7. What is the volume of a Rubix cube if the sides are 8cm long? • 64 cm3 • 125 mL • 512 cm3 • 343 mL

  8. 8. Which of these is not an example of matter? • Air • Water • Sunlight • Dirt

  9. 9. What is the basic building block of all matter? • Atoms • Nucleus • Energy • Protons

  10. 10. Using the periodic table in the back of your book, the atomic number for oxygen is • 6 • 8 • 16 • 24

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