Starter quiz

  • The planet that all humans live on is called <span class="blank">______</span>.
    The planet that all humans live on is called ______.
    • 'Earth' ✓
  • What is life expectancy?
    • the measure of how long a person may live  ✓
    • the measure of how many humans there are on Earth
    • the measure of a person’s height over time
  • When something increases, what does this mean?
    • it shrinks or gets smaller
    • it grows or gets bigger  ✓
    • it stays the same
    • it gets folded up
  • Scientists can use line graphs to make predictions about what may happen in future. What is a prediction?
    Scientists can use line graphs to make predictions about what may happen in future. What is a prediction?
    • the findings from research
    • a question about what might happen
    • an estimate or guess about a number
    • a statement about what might happen  ✓
  • Life expectancy is now ______ than it was in the past because of a lot of factors, such as better diets and more access to healthcare.
    • higher  ✓
    • lower
  • Which type of diagram is best for showing how something changes over time?
    • a bar chart
    • a Venn diagram
    • a line graph  ✓
    • a table
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