FINAL CNN10 Quiz May 19-23, 2025

What is the name of the funky, fermenting, foul-smelling seaweed that's washing up on shores this summer?

• Kelp

• Sargassum

• Nori

• Sea lettuce

High school students in Petaluma, California are helping to revitalize the population of which species of trout in their watershed?

• Rainbow trout

• Steelhead trout

• Brook trout

• Brown trout

After experiencing a shark attack that took two of her limbs, Lulu Gribbin turned to which sport to help her through recovery?

• Swimming

• Surfing

• Wheelchair basketball

• Track and field

The deepest lake in the US, Crater Lake, formed when a volcanic eruption collapsed Mount Mazama and left behind what geological feature?

• Caldera

• Crater

• Basin

• Valley

What is the word for someone who can speak several languages?

• Linguist

• Polyglot

• Translator

• Interpreter

A powerful ocean current that can pull swimmers away from the shore is known as a:

• Tidal wave

• Undertow

• Rip current

• Ebb tide

This week, the FDA approved the first ever blood test for which disease that is a type of dementia?

• Parkinson's disease

• Alzheimer's disease

• Huntington's disease

• Multiple sclerosis

Which tornado alert is the highest level, indicating a confirmed violent tornado and that it's time to take shelter immediately?

• Tornado Watch

• Tornado Warning

• Tornado Emergency

• Severe Thunderstorm Warning

The dunes at White Sands National Park are made up of which type of sulfate mineral?

• Gypsum

• Quartz

• Halite

• Calcite

Imagine you are a high school student in Petaluma, California, working on a project to help revitalize the steelhead trout population. What is one strategic action you could take to support this effort, and why would it be effective?

• Release more trout into the river without checking water quality

• Educate the community about pollution and organize river clean-ups

• Build a dam to control water flow

• Feed the trout daily with bread