Microplastics

During a beach cleanup, Holli and Mia found various small particles on the sand. What is the size of these microplastics they likely encountered?

• Less than 5mm

• More than 10mm

• Exactly 1cm

• Less than 1mm

In what year did Caroline and McKenna's science project highlight the importance of the Microbead-Free Waters Act passed by the U.S. Congress?

• 2020

• 2018

• 2015

• 2010

How many plastic particles were found in a liter of bottled water according to Sherri Mason?

• Approximately 100

• Approximately 325

• Approximately 50

• Approximately 200

During a science project on everyday products, Reagan and McKenna discovered that microbeads are commonly found in what?

• Seafood

• Agricultural fertilizer

• Cosmetics and toothpaste

• Drinking water

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-4

NGSS.MS-PS1-3

During a community clean-up event, Abree, Holli, and Henry noticed various forms of pollution around their local river. This made them wonder, how do microplastics enter waterways?

• Exclusively from household waste

• Primarily through air pollution

• Only through industrial waste

• Through littering, poor waste management, and more

Tags

NGSS.MS-ESS3-3

NGSS.MS-PS1-3

During a beach cleanup, Holli and Kiera found numerous small plastic particles mixed with the sand. What is a significant danger of these microplastics?

• They increase water clarity

• They are a primary food source for marine life

• They attract and concentrate heavy metals and organic pollutants

• They dissolve quickly in water

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

During a school project on sustainable fashion, Reagan and Mia researched which type of clothing materials are most harmful to marine life due to shedding microfibers. What did they find?

• Cotton and linen

• Leather and suede

• Nylon, polyester, rayon, acrylic, and spandex

• Silk and wool

Tags

NGSS.MS-LS2-5

During a school recycling project, Liz and Henry discovered that Americans use how many plastic bottles every hour?

• 2.5 thousand

• 2.5 million

• 250 thousand

• 25 thousand

During a beach cleanup, Mia and Henry noticed a lot of plastic waste. What happens to this plastic waste over time?

• It completely dissolves in water

• It is consumed by bacteria

• It turns into organic material

• It breaks up into microplastics

Tags

NGSS.MS-PS1-3

During a beach cleanup, McKenna and Mia found a lot of small plastic particles. What is the impact of these microplastics on wildlife?

• They provide a new habitat

• They increase biodiversity

• They have no impact

• They may lead to wildlife death

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5