earth science 2
Terms
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copy deck
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TRUE or FALSE
Black reflects/ White absorbs -
FALSE
Black absorbs/White reflects -
To transfer energy using convection it must travel thru_________.
a. liguids/gases
b.solid
c. no medium - a. liquids/gasses
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TRUE OR FALSE
Planets APPEAR to go backwards (retrograde) as the earth passes them in space. - TRUE
- Define the Heliocentric Model of earth motions.
- It has a rotating sun at the center, with celestial objects(like earth) revolving around it.
- Define Geocentric model of the earth's motions.
- It has a non-moving EARTH as the center of the universe
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To transfer energy using conduction it must be transfered thru a_________.
a. liguid
b. solid
c. gas
d.no medium
- B. solid
- Define how energy can be transfered by conduction.
- Energy can be transfered by conduction in solids by direct molecule contact.
- Define how energy can be transfered by convection.
- Energy can be transfered by convection in fluids suchas liguids and gasses because of DENSITY differences.
- Why does the moon have phases?
- Because of the angle at which we view its surface. (remember- half is always lit)
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TRUE or FALSE
Energy moves from source to sink? - TRUE Energy moves from high to low
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The closer isolines are the ___________ the slope or gradient.
a. steeper b. less
c. flatter d. more equal - a. steeper
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TRUE or FALSE
Longitude lines go North to South? - TRUE
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The closer a planet is to the sun, the _________ it orbits.
a. slower b.longer
c. faster
- c. faster
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TRUE or FALSE
If you were at the Equator you would always have 24 hours of daylight? - FALSE 12 hours
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DEFINE
Kinetic Energy - Kinetic energy is energy of motion, it increases with velocity.
- Define how energy can be transfered by radiation.
- Energy can be transfered by radiation which can occur in a vacuum with no medium, like light.
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When the earth rotate it goe from _____ to _______ and takes 24 hours.
a. north to south
b. east to west
c. west to east
d. south to north - C. west to east
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The earth revolves __________ _________ and it takes 365 1/4 days.
a. clock wise
b. counter clockwise - a counter clockwise
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TRUE OR FALSE
All celestial objects APPEAR to move to the west. - TRUE
- Give me three examples of celestial objects.
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1. stars
2. planets
3. moon
4. sun - When the sun rises north of east-vertical ray on 23 1/2 degrees North, Tropic of Cancer, and we have 16 hrs of daylight, on June 21 we call this what??
- Summer Solstice
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DEFINE
Potential Energy - Potential energy is stored energy or at rest, such as the height of an object. The potential energy increases with height.
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The lower the altitude of the sun, the _____ shadow it casts.
a. shorter b. longer
c. wider d. thinner - b. longer
- What explains the earth's rotation, the Heliocentic model, or the Geocentric model?
- Heliocentic Model
- What are two ways we can prove that the earth rotates?
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1. Focault's Pendulun
2. Coriolis Effect - When the sun rises south of east-vertical ray on 23 1/2 degrees South, Tropic of Capricorn and we have 8 hrs. of daylight on December 21 we call this the what?
- Winter Solstice
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TRUE or FALSE
Using the Reference Tables will help you on the Regents exam? - TRUE
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When using Focault's Pendulum to prove the earths rotation the pendulum appears to change its _____________ of swing
a. speed b. direction
c. focus - B. direction
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TRUE or FALSE
When using radiation to transfer energy it can take place in a vacuum? - True you need no medium it can take place in a vacuum, an example would be light.
- Summer solstice is on what day of the year and how many hrs. of daylight do we have?
- June 21 and we have 16 hrs.
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TRUE or FALSE
Earth is closer to the sun in the winter? - TRUE
- Winter Solstice is on what day of the year and how many hrs. of daylight do we have?
- December 21 and we have 8 hrs.