Summary Science checkpoint 1

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20 Flashcards & Notes
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This is the summary of the book "Science checkpoint 1". The author(s) of the book is/are Peter D Riley. This summary is written by students who study efficient with the Study Tool of Study Smart With Chris.

Summary - Science checkpoint 1

  • 13 measurments

  • What is an important part of science?
    Measuring
  • Give some examples of measurments in daily life.
    -shopping
    -cooking
    -construction
    -deciding how warm to dress
  • What are the two parts of measurment?
    number
    unit
  • What is a unit?
    A unit is a standarard amount used to measure something.
  • Are mass and weight the same?
    No, mass is a measure of the amount of matter in a object. Weight is a measure of the pull of gravity on an object.
  • What is the basic unit of mass in the metric system?
    The kg. Mass is measured with a balance.
  • What is length?
    Length is the distance from one point to another as measured by a ruler.
  • What is the basic metric unit of length and how can you measure length?
    The basic metric unit of length is the m. You can use a meter stick or metric ruler to measure length.
  • What is an Area?
    Area is a measure of surface room-how big something is in two diections.
  • How can you find the area of a rectangle?
    by multiplying its length by its width.
  • How is an area measured?
    Area is measured in square units, such as square meters.
  • What is volume?
    Volume is the measure of the amount of space an object takes up- how big an object is in all three directions.
  • What is the basic metric unit of volume?
    the basic metric unit is the litre (L).
  • How can you measure volume?
    A measuring cup or a graduated cylinder is used to measure the volume of liquids.
  • How can the volume of a solid be measured?
    It can be measured in cubic cm
  • How can you find the volume of a cube?
    By multiplying its length by its width by its weight.
  • How many cubic cm equals 1 litre?
    1,000
  • Which scale is used in science?
    The Celsius scale
  • what is temperature?
    Temperature is the measure of how hot or cold an object is.
  • With what is temerature measured?
    With a thermometer in degrees Celsiusor degrees Fahrenheit.
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