TPO25 Flashcards
Impact crater
An impact crater is an approximately circular depression in the surface of a planet, moon, or other solid body in the Solar System or elsewhere, formed by the hypervelocity impact of a smaller body.
bulge
برآمدگی
تورم داشتن
shield
a person or thing providing protection.
a protective coating of grease provides a shield against abrasive dirt
protect (someone or something) from a danger, risk, or unpleasant experience.
he pulled the cap lower to shield his eyes from the glare
GEOLOGY
a large rigid area of the earth’s crust, typically of Precambrian rock, which has been unaffected by later orogenic episodes, e.g. the Canadian Shield.
broad
having an ample distance from side to side; wide.
a broad staircase
slide
move along a smooth surface while maintaining continuous contact with it.
she slid down the bank into the water
an act of moving along a smooth surface while maintaining continuous contact with it.
use an ice axe to halt a slide on ice and snow
a decline in value or quality.
the current slide in house prices
erupt
(of a volcano) become active and eject lava, ash, and gases.
Mount Pinatubo began erupting in June
intermittently
at irregular intervals; not continuously or steadily.
he has worked intermittently in a variety of jobs
prominent
important; famous.
she was a prominent member of the city council
projecting from something; protuberant.
a man with big, prominent eyes like a lobster’s
situated so as to catch the attention; noticeable.
the new housing developments are prominent landmarks
pitted
having a hollow or indentation on the surface.
a dusty pitted road
(of a fruit) having had the stone removed.
pitted black olives
counterpart
همتا
a person or thing holding a position or performing a function that corresponds to that of another person or thing in another place.
the minister held talks with his French counterpart
ejecta
material that is forced or thrown out, especially as a result of volcanic eruption, meteoritic impact, or stellar explosion.
typical
معمول
boulder
a large rock, typically one that has been worn smooth by erosion.
splash
a sound made by something striking or falling into liquid.
we hit the water with a mighty splash
cause (liquid) to strike or fall on something in irregular drops.
she splashed cold water onto her face
fluidized
cause (a finely divided solid) to acquire the characteristics of a fluid by passing a gas upward through it.
the massive kimberlite was fluidized and carried upwards at low temperatures
permafrost
a thick subsurface layer of soil that remains frozen throughout the year, occurring chiefly in polar regions.
hilly terrain underlain by permafrost
liquefy
make or become liquid.
the minimum pressure required to liquefy a gas
resurgence
an increase or revival after a period of little activity, popularity, or occurrence.
a resurgence of interest in religion
تجدید حیات - تجدید فعالیت
might
great and impressive power or strength, especially of a nation, large organization, or natural force.
a convincing display of military might
intermediary
a person who acts as a link between people in order to try to bring about an agreement or reconciliation; a mediator.
intermediaries between lenders and borrowers
row
propel (a boat) with oars.
out in the bay a small figure was rowing a rubber dinghy
rower
a person who rows a boat, especially as a member of a racing team.
the event will encourage young rowers to test their muscles