Science Test Prep Week of November 13
Terms
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- The process of changing a liquid into a gas is called _____________________.
- evaporation
- The process by which moisture in the air changes to a liquid or solid form: ________________________
- condensation
- The average temperature and rainfall of an area over many years is called ____________________.
- climate
- The up-and-down or back-and forth movement of water is called a ________________.
- wave
- Rivers of water that flow in the ocean
- current
- The two type of currents scientists look for are _______________ and _______________
-
surface currents
and
deep ocean currents - Resources that nature cannot replace quickly enough to meet people's needs are known as
- nonrenewable resources
- The layer of gas that surrounds a planet.
- atmosphere
- The 4 layers of the earth's atmosphere
-
troposhere
stratosphere
mesosphere
thermosphere - All the particles of air pressing down on Earth's surface causes ______________
- air pressure
- What do you use to measure air pressure?
- a barometer
- The amount of water vapor in the air
- humidity
- The water that falls to Earth's surface as rain, snow sleet or hail
- precipitation
- Rocks formed from the solidification of magma
- igneous rocks
- The history of the rock is known as _______________.
- pole wandering
- The poles reverse sign 1-2 times every million years. This is called______________________________________________.
- Magnetic Pole Reversals
-
Comparing groups of fossile in sediments is called:
_____________________________ - fossil dating
- The absolute date of the fossil is not known: _______________________
- relative dating
- Determining the age by measuring the radioactive isotope, decay product and half-life.
- radiometric dating
- The presence of ancient coral together with polar and tropical flora. Indicates where the land mass was located in ancient times.
- Fossil and Glacial Evidence
-
The first person to notice that South America and Africa seem to fit together:
1) Alfred Wegener
2) Sir Francis Bacon
3) Frank Taylor - Sir Francis Bacon
-
How are NASA scientists measuring the movement of the Earth's land masses:
1) SLR--Satellite Laser Ranging Sytems
2) Hubble Observations
3) Surveyor Readings - Satellite Laser Ranging Systems
-
What is the name of the supercontinent during the age of the dinosaurs?
1) Mesosaurus
2) Pangaea
3) Glossopteris - Pangaea
-
How does the rock that makes up continents differ from the rocks that make up the ocean floor?
1) Continental rock is generally older than ocean basin rock
2) Continental rock is denser than the ocean basin rock
3) Continents are like coun - Continental rock is generally older than ocean rock.
-
What famous mountain range was created from the collision of the Indian-Australian and Eurasian plates?
1) The Rockies
2) The Andes
3) The Himalayas - The Himalayas
- Oceanic crust has an average age of ____ million years. It is totally recycled into the earth's interior every 150 million years or so.
-
Ocean crus
55 million years - The age of continental crust averages about ___________ billion years
-
Continental crust
2.3 billion years - When magma crystallizes, it forms _________________
- igneous rock
- Gives some examples of the different places where EROSION has occured
-
1) valley glacier (u-shaped)
2) river valley (v-shaped)
3) arches (formed when wind making holes through rock)
5) sand dunes
6) desert monuments (after sandstone around them erodes away).
7) sea cliffs (formed when waves carry away sand and pebbles along coast)
8) underground caverns - How can sediment be transported?
- river
- How can sediment be deposited?
- When streamflow slows down as it enters deep water, sediments accumulate near the shore,
- When sediments compact
- cementation
- When igneous rock + heat and pressure leads to ___________________________.
-
metamorphic rock
(see film for demonstration) - The process where igneous rock experiences heat and pressure and becomes metamorphic rock
- metamorphism
- Metamorphic rock melts and becomes __________
- magma
- ___________flows out of a volacano:
- lava
- When solid rock erodes, it produces __________
- sediment