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    Cards (29)

    • What are some common outputs of human impact on the environment?
      Common outputs include carbon monoxide, sulfur dioxide, methane, nitrogen oxides, and particulate matter.
    • What are natural causes of environmental impact?
      Natural causes include forest fires and volcanic activity.
    • What are human causes of environmental impact?
      Human causes include industrial emissions, household tools, and forming chemicals.
    • What is the ozone layer and its function?
      The ozone layer is a layer in the atmosphere that contains high levels of ozone (O₃) and absorbs harmful UV rays from the sun.
    • What health issues can arise from exposure to airborne particulate matter?
      Exposure to airborne particulate matter can lead to respiratory issues.
    • What is global dimming?
      Global dimming refers to the reduction of sunlight reaching the Earth's surface due to airborne particles.
    • What causes acid rain?
      Acid rain is caused by emissions of sulfur dioxide (SO₂) and nitrogen oxides (NOx) that react with water in the atmosphere to form sulfuric acid and nitric acid.
    • What are the components of particulate matter?
      • Airborne particle matter
      • Smoke
      • Soot
    • What are the harmful effects of UV rays absorbed by the ozone layer?
      • Leads to skin cancer
      • Causes eye damage
      • Weakens the immune system
    • How do human activities contribute to acid rain?
      • Emissions of sulfur dioxide (SO₂)
      • Emissions of nitrogen oxides (NOx)
      • Reaction with atmospheric water to form acids
    • How long does the Earth take to rotate once?
      About 24 hours
    • What causes day and night on Earth?
      Earth's steady rotation
    • What happens to a place on Earth as it rotates?
      It faces the Sun and then dark space
    • How long does it take for the Earth to orbit the Sun?
      365 days
    • What causes the four seasons?
      The tilt of the Earth's axis
    • What are the four seasons in a year?
      • Spring
      • Summer
      • Autumn
      • Winter
    • When does spring start in the UK?
      March 21st
    • When does summer start in the UK?
      June 21st
    • When does autumn start in the UK?
      September 22nd
    • When does winter start in the UK?
      December 21st
    • What happens to the northern hemisphere during summer?
      It tilts towards the Sun
    • How does the length of days compare to nights in summer?
      Days are longer than nights
    • Why does the land heat up during summer?
      More hours of sunshine
    • How do the Sun's rays affect land area in summer?
      They cover a small area of land
    • What happens to the northern hemisphere during winter?
      It tilts away from the Sun
    • How does the length of days compare to nights in winter?
      Days are shorter than nights
    • How do the Sun's rays affect land area in winter?
      They cover a larger area of land
    • What is the relationship between seasons in the northern and southern hemispheres?
      • When it's summer in the northern hemisphere, it's winter in the southern hemisphere.
      • When it's winter in the northern hemisphere, it's summer in the southern hemisphere.
    • What is the significance of leap years?
      • Leap years add an extra day.
      • They correct the calendar year.
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