Human Impacts on the Atmosphere 2025

When ozone is in the troposphere, near ground level it is...

• protecting us from UV

• good to breathe in

• a pollutant

• a yellowish gas

Which of these describe or define AQI?

(select all that apply)

• Acid rain Quantity Index

• measures particulates and ground level ozone and 3 other pollutants

• Air Quality Index

• measures sulfur dioxide and acid rain

What is particulate matter?

• airborne solid particles of soot, ash, pollen

• airborne particles of ozone

• airborne particles of oxygen and nitrogen

• airborne particles of acid

Biggest source of air pollutants

• factories/industry

• volcanoes

• agriculture

• burning fossil fuels

Tags

NGSS.MS-ESS3-4

Acid Rain is...

• caused by mixing of sulphur dioxide and nitrogen oxides with water vapor in the air

• caused by intentional injection of acid into clouds

• caused by smog

• caused by too much carbon dioxide in the atmosphere

A student with asthma planned to take a hike. She noticed the AQI was 144 for her area. What would her best option be?​ (a)  

• Wait until AQI decreases to 50 or less
• Wait until AQI increases to more than 150
• Go for the hike now

What is the EPA and what does it do?

• Environmental Procedure Administration - makes procedures for monitoring the atmosphere

• Environmental Protection Agency - monitors atmospheric health and regulates sources of pollution

• Exsophere Protection Agency - maintains health of exosphere

• Endangered Populations Administration - protects endangered species

Tags

NGSS.MS-ESS3-3

Which statement(s) is/are supported by the data found in the image from October 7, 2024? (Select all that apply)

• AQI is currently good, but it had been in the moderate range earlier in the day.

• The monitor is measuring very small particulate matter (PM2.5)

• The monitor is measuring larger particulate matter (PM10)

• AQI is currently unhealthy for sensitive groups, but it was good earlier in the day.

Tags

NGSS.MS-ESS2-5

Which of the following is an adverse (harmful) human health effect from air pollution?

• allergic reactions

• lung inflammation

• eye and lung irritants

• All of these are correct

Why is the stratospheric ozone layer vital to life on Earth?

• Planes fly in the ozone layer

• It is made up of oxygen (O₂)

• It shields the Earth from ultraviolet (UV) rays from the sun

• It keeps heat in