February 24th Flashcards
Not permitting passage; unable to get through something
impermeable (ADJECTIVE) (EX: The passageway into the tomb was blocked with so many rocks and so much debris that it was impermeable.)
A great sea wave caused by underwater Earth movement or volcanic eruption
tsunami (NOUN) (EX: The tsunami devastated the seaside village.)
A large mass of snow, ice, earth, rocks or other materials to fall at great speed down a mountain, hill or other elevation
avalanche (NOUN) (EX: The pioneers had to be very cautious traveling through the mountain passageway because of the danger of an avalanche.)
To wear away ground or earth with water, wind or ice
erosion (NOUN) (EX: The crashing waves caused erosion to the seaside rocks over many years.)
When something happens all of a sudden or without warning
abruptly~(ADVERB) (EX: My dog was laying peacefully on the floor, but when it heard the doorbell, it abruptly got up and ran to the front door.)