Question 1

A low-lying island reports more coastal flooding during very high tides. State two processes linked to climate change that can cause sea level rise.

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Question 2

A species of butterfly is now found higher up a mountain than 30 years ago. Suggest why species ranges shift uphill or poleward as climate warms.

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Question 3

A region experiences repeated summer droughts and declining river flow. Define the term water security.

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Question 4

A low-lying island nation plans to relocate some villages inland due to coastal flooding. Identify the term often used for people forced to move due to climate impacts.

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Question 5

An ice core contains trapped air bubbles from thousands of years ago. Define the term proxy data.

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Question 6

A student says: Melting sea ice will greatly raise global sea levels. State whether this is correct and justify your answer.

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Question 7

A class compares tree-ring width from the same forest across 200 years. Suggest one reason why tree rings can be useful for reconstructing past climate.

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Question 8

Table 1 shows atmospheric carbon dioxide (ppm) recorded at one monitoring site. Describe the overall trend from 1960 to 2020 using data.

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Question 9

A graph shows global average temperature rising overall but with some cooler years. Suggest one reason why short-term fluctuations can occur even during long-term warming.

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Question 10

A coastal city has more frequent flooding during storms. Suggest one way sea level rise can increase damage to infrastructure.

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Question 11

Table 1 shows carbon dioxide concentrations measured at an observatory. Using the data, describe the overall trend and state the change from 2000 to 2020.

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Question 12

A farming community experiences three drought years in a decade. Define the term food security.

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Question 13

A coastal city has more frequent tidal flooding during storms. Suggest one impact on infrastructure.

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Question 14

A student compares thermometer records from 1900 to 2025. Define the term direct evidence in the context of climate change.

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Question 15

Scientists use tree rings to reconstruct past climate in a mountain region. Outline one limitation of using tree rings as climate evidence.

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Question 16

Define the term anthropogenic.

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Question 17

Scientists drill an ice core and analyse air bubbles trapped inside. Identify the type of evidence this provides and outline one reason it is useful.

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Question 18

A satellite image shows shrinking summer sea ice in the Arctic over several decades. Identify one type of direct evidence shown by this observation.

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Question 19

A student says, "Thermometers prove the planet is warming." Define the term direct evidence in the context of climate change.

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Question 20

A city expands cattle farming to meet demand for beef and dairy. Suggest one way this can increase greenhouse gas emissions.

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Topic 6.2: Climate Change — Causes and Impacts Questions

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