Pollution and Conservation

What is pollution?

• When harmful substances are added to the environment

• When people throw candy wrappers on the ground

• When animals eat dirty stuff

• When factories release smelly smoke

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

Which of the following is a natural disaster that can cause pollution?

• Throwing trash on the ground

• Using kerosene to keep warm

• Volcanic eruption

• Driving cars

Tags

NGSS.MS-ESS3-2

What harmful substances can cars release?

• Carbon dioxide and nitrogen oxides

• Smoke and dust

• Carbon monoxide and carbon dioxide

• Sewage and dissolved metals

How does pollution in water affect people?

• Causes ear problems

• Causes asthma

• Makes the air not nice to breathe

• Contains germs and viruses that can make people ill

Tags

NGSS.MS-LS2-4

What is land pollution?

• Harmful gasses and small particles in the air

• Dirty stuff in the water

• Hazardous waste from factories

• Noise that is harmful to humans and animals

What is noise pollution?

• Smoke and dust in the air

• Harmful materials in water

• Loud noises from vehicles and loudspeakers

• Used materials that can break down naturally

Tags

NGSS.MS-ESS3-3

What does conservation mean?

• Taking care of our home, Earth

• Using biodegradable materials

• Reusing things instead of throwing them away

• Collecting old stuff and making them into new things

Which of the following is a way to reduce pollution?

• Using cardboard, paper, and wood

• Reusing things instead of throwing them away

• Collecting old stuff and making them into new things

• Using fewer materials and making less trash

Tags

NGSS.MS-ESS3-3

What is the purpose of recycling?

• To make the air cleaner

• To reduce pollution in water

• To save resources and keep the planet cleaner

• To create new things from scratch

Tags

NGSS.MS-ESS3-3

What is the benefit of reusing things?

• Making stuff last longer and reducing garbage

• Using fewer materials and making less trash

• Saving resources and keeping the planet cleaner

• Breaking down naturally in the environment

Tags

NGSS.MS-ESS3-3