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Box each case by how heat moves

Exercise and reference answers

Items
  1. Item
    Spoon in hot tea
    Category
    Conduction
  2. Item
    Sun warms Earth
    Category
    Radiation
  3. Item
    Warm air rises
    Category
    Convection
  4. Item
    Metal rod warms up
    Category
    Conduction
  5. Item
    Lava lamp blobs
    Category
    Convection
  6. Item
    No touching needed
    Category
    Radiation
  7. Item
    Water in a hot pot
    Category
    Convection
  8. Item
    Objects must touch
    Category
    Conduction
Categories
  1. Item
    Conduction
  2. Item
    Convection
  3. Item
    Radiation
Instructions
Tap an item to pick it up, then tap the conduction, convection or radiation box.

Explanation

_Source: Siyavula Natural Sciences Grade 7 (CC BY 4.0), Heat: Energy transfer_
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