Salt Video Quiz | Mr. Alexander’s Class

▶VIDEO LEARNING

Salt

Show what you learned from the video.

15 QUESTIONSAUTOMATICALLY GRADED

First and last name School email

1What is the local name for Lake Retba in Sagal?

LacrossePink LakeDead SeaSagal Lake

2Why is plunging into Lacrosse more dangerous than it seems?

Because of its high salinityBecause of its cold temperatureBecause of underwater creaturesBecause of its depth

3What protective substance does Usman Dembele apply on his skin before diving?

Shea butterSunscreenPetroleum jellyOlive oil

4Why does Baba wear socks secured with nylon while diving?

To protect his legs from salt irritationTo keep his feet warmTo prevent slippingAs a fashion statement

5How salty can Lacrosse be compared to normal ocean water?

10 times saltierLess salty than ocean waterTwice as saltySame salinity as ocean water

6What causes Lacrosse’s signature pink color?

An algae called Dunaliella salinaRed dye added by localsSun reflectionMineral deposits

7During which season does Lacrosse glow brightest in its pink color?

Dry season (November to June)Rainy season (July to October)Winter onlyAll year round

8How many baskets of salt can Baba and his brother carry in their canoe on a good day?

About 60 basketsAbout 10 basketsAbout 100 basketsAbout 30 baskets

9What is the daily wage range Baba earns from salt harvesting?

$5 to $10$20 to $30$50 to $60Less than $1

10True or False: Lacrosse salt miners have access to advanced diving goggles to protect their eyes.

TrueFalse

11What material do miners like Baba use to cover wounds caused by the salt?

Duct tapeBandagesHerbal ointmentPlastic wrap

12Who started her own salt business in the nearby salt flats and added iodine to her salt?

Marie DofUsman DembeleKurasaBaba's brother

13Why is adding iodine to salt important in many African countries?

To prevent iodine deficiency-related health problemsTo improve the taste of saltTo make the salt pinkTo increase salt production

14What environmental challenge affected Lacrosse in 2022?

Flooding that diluted the lake's salinityA severe drought reducing water levelsA volcanic eruption nearbyForest fires surrounding the lake

15True or False: Tourism has helped preserve Lacrosse’s natural environment without any negative effects.

TrueFalse