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Earth, Space & Weather

Grade 1 · Stretch challenge · 8 questions · Version PG-HHIOP3-CDL9

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1.Explain “front” in your own words.
2.Explain “watershed” in your own words.
3.Explain “water cycle” in your own words.
4.Explain “climate” in your own words.
5.Explain “plate tectonics” in your own words.
6.Explain “atmosphere” in your own words.
7.Explain “groundwater” in your own words.
8.Explain “renewable resource” in your own words.

Answers and teaching notes

Use the answers to check the work after the learner finishes. For writing prompts, the guide describes what a strong response should include.

Show answers for version 1
  1. Explain “front” in your own words.a boundary between air masses
  2. Explain “watershed” in your own words.land that drains water to the same outlet
  3. Explain “water cycle” in your own words.the continuous movement of water on Earth
  4. Explain “climate” in your own words.long-term patterns of weather in a region
  5. Explain “plate tectonics” in your own words.the movement of large sections of Earth's crust
  6. Explain “atmosphere” in your own words.the layer of gases surrounding Earth
  7. Explain “groundwater” in your own words.water stored in soil and rock below the surface
  8. Explain “renewable resource” in your own words.a resource replenished naturally on a human timescale

Worked example

Use observations and long-term patterns to explain Earth systems.

Common mistake

Confusing a short-term weather event with a climate pattern.

Helpful hint

Check the time scale in the question.