Science Flashcards
1
Q
astral; celestial
A
- pertaining to the stars
The Hubble Telescope enables astronomers to view celestial bodies over 12 billion light years away.
2
Q
arboreal
A
- pertaining to trees
Arbor Day is tree appreciation day.
3
Q
catalyst
A
- an agent that provokes or speeds significant change or action
Gasoline can act as a catalyst for spreading fire.
4
Q
osmosis
A
- movement of a solvent through a semi-permeable membrane
Osmosis is a process of gradual absorption. It would be easy if students could learn PSAT vocabulary words through osmosis instead of
diligent studying.
5
Q
synthesis; amalgam; conglomeration
A
- combination or fusion of different elements
The scientist synthesized the new medication in the laboratory.
6
Q
hermetic
A
- airtight
Be sure to create a hermetic seal when storing food in the freezer.
7
Q
indigenous
A
- native to an area
Cardinals are indigenous to the East Coast. The buffalo is indigenous to the Great Plains.
8
Q
archipelago
A
- a chain of islands
Hawaii is an archipelago.
9
Q
rivulet
A
- a small stream
Several rivulets-feed into the Potomac River.
