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fill in the blank: fill in the blank with the correct words. 1. the ___…

Question

fill in the blank: fill in the blank with the correct words.

  1. the ____________ is a testable prediction you make before starting an experiment.
  2. you should always wear ____________ to protect your eyes in the lab.
  3. the metric unit used to measure temperature is ____________.
  4. the variable you change on purpose in an experiment is called the ____________ variable.
  5. the ____________ system is used by scientists for measurement all over the world.

word bank: hypothesis, goggles, celsius, independent, metric
multiple choice questions: choose the correct answer from the choices for each question.

  1. which metric unit would best measure the volume of water in a graduated cylinder?

a) meters
b) liters
c) grams
d) celsius

  1. a student needs to measure the length of a desk. which tool should they use?

a) triple - beam balance
b) thermometer
c) meter stick
d) stopwatch

  1. which of the following is the first step in the scientific method?

a) form a hypothesis
b) make an observation

Explanation:

Brief Explanations
  1. A hypothesis is a test - able prediction in an experiment.
  2. Goggles protect eyes in a lab.
  3. Celsius is the metric unit for temperature.
  4. The independent variable is the one changed on purpose.
  5. The metric system is used globally by scientists.
  6. Liters measure volume, meters measure length, grams measure mass, Celsius measures temperature.
  7. A meter - stick measures length, a triple - beam balance measures mass, a thermometer measures temperature, a stopwatch measures time.
  8. The first step in the scientific method is making an observation before forming a hypothesis.

Answer:

  1. hypothesis
  2. goggles
  3. Celsius
  4. independent
  5. metric
  6. b) Liters
  7. c) Meter stick
  8. b) Make an observation