Prepare for the New York Earth Science Regents exam with these practice questions and answers. This comprehensive guide covers geology, astronomy, meteorology, and environmental science.

Q: How is density affected if pressure and temperature are constant?(regardless of size)

Answer: Density is the same

Q: How is density affected when pressure in a solid or gas increase?

Answer: Density increases

Q: How is density affected when temperature of matter increases?

Answer: Density decreases

Q: What happens when water freezes?

Answer: It expands

Q: Many changes are…

Answer: Cyclic(an event that repeats itself)

Q: When is water most dense?

Answer: At 4 degrees Celsius, when it is a liquid

Q: When isolines are closer how is the slope/gradient affected?

Answer: The slope/gradient is steeper(greater value)

Q: What does dynamic equilibrium?

Answer: Balance

Q: What does earth do with short waves(visible light)?

Answer: Earth absorbs short waves

Q: What does earth do with long waves(infrared energy)?

Answer: Earth radiates long waves

Q: What is the true shape of the earth?

Answer: An oblate spheroid

Q: What is the best model of earth?

Answer: A perfect circle

Q: What does the altitude of Polaris equal?

Answer: The observers latitude

Q: In which direction are lines of latitude drawn and what do they measure?

Answer: They are drawn from east to west and measure angular distance north and south

Q: In which direction are lines of longitude drawn and what do they measure?

Answer: They are drawn from north to south and measure angular distance east to west

Q: In which direction does the earth rotate?

Answer: The earth rotates from west to east(24 hours)

Q: In which direction does earth revolve when viewed from above the North Pole?

Answer: Earth revolves counterclockwise(365.25 days) when vied from above the North Pole.

Q: Where does the sun appear to rise and set?

Answer: The sun appears to rise in the east and set in the west

Q: Why does the moon have phases?

Answer: The moon has phases because the angle between the earth and Lon changes because the moon revolves around earth(half the moon is always lit)

Q: What is June 21st?

Answer: The summer solstice,the sun is directly above at 23 1/2 degrees north latitude

Q: What is December 21st?

Answer: The winter solstice, the sun is directly above at 23 1/2 degrees south latitude

Q: What is March 21st?

Answer: An Equinox, sun is directly overhead at the equator

Q: What is September 23rd?

Answer: An Equinox,sun is directly overhead at the equator

Q: What does a blue shift mean?

Answer: An celestial object is getting closer to earth

Q: What does a red shift mean?

Answer: An celestial object is getting farther away

Q: How many hours of daylight does the equator always have?

Answer: 12 hours

Q: How does altitude of the sun affect the length of the shadow?

Answer: The lower the altitude of the sun the longer the shadow, and the higher the altitude of the sun the shorter the length of a shadow

Q: What does the Foucault Pendulum illustrate and what does it prove?

Answer: It illustrates the Coriolanus effect, and proves the earths rotation

Q: In which season is earth closest to the sun?

Answer: Winter

Q: How is the velocity of a planets orbit affected by its distance from the sun?

Answer: The farther the planet is from the sun the slower its orbit,the closer it is the faster it’s orbit. This is gravitational pull.

Q: What is always one foci of an ellipse?

Answer: The sun

Q: What color absorbs energy and which color reflects energy?

Answer: Black objects absorb energy and white objects reflect energy

Q: How does the apparent diameter of an object(sun,moon) change as it gets closer to earth.

Answer: It gets larger

Q: Explain the Coriolis effect

Answer: Winds curve right in the northern hemisphere, and left in the Southern Hemisphere.

Q: Where does energy move

Answer: Energy moves from the source to sink(high to low)

Q: In which directions does air move around a high pressure system?

Answer: Air moves clockwise and outward

Q: In which directions does air move around a low pressure system?

Answer: Air moves counterclockwise and inwards

Q: Good absorbers of radiation are also

Answer: Good radiators

Q: When is the hottest part of the year

Answer: July(Northern Hemisphere)

Q: Hottest time of the day?

Answer: After 1:00 pm

Q: What happens to air pressure when temperature increases?

Answer: Air pressure decreases

Q: What happens to atmospheric pressure when atmospheric moisture increases(humidity)?

Answer: Atmospheric pressure decreases

Q: How is air pressure affected by altitude?

Answer: Air pressure decreases when altitude goes up

Q: What does cooler and drier air generally exert?

Answer: Higher pressure

Q: What does warm moist air generally exert?

Answer: Lower pressure

Q: What is the result of pressure differences?

Answer: Wind

Q: Wind is name for the direction

Answer: It’s coming from

Q: In which direction does wind blow?

Answer: High to low pressure

Q: How do air temperature and dew point affect the chance of precipitation?

Answer: The closer together the two are the higher chance of precipitation

Q: In which direction does weather move in the US?

Answer: East to west

Q: What happens to temperature humidity and pressure as a cold front passes?

Answer: Temperature and humidity decrease and pressure rises

Q: What happens to temperature humidity and pressure as a warm front passes?

Answer: Temperature and humidity increase and pressure decreases

Q: When does an occluded front form?

Answer: When a cold front overtakes a warm front

Q: Which fronts move the fastest?

Answer: Cold fronts

Q: What happens to air when it rises?

Answer: Air expands and cools

Q: Porosity does not depend on…

Answer: particle size

Q: What happens to permeability when particle size increases?

Answer: Permeability increases

Q: What happens to capillarity when particle size decreases?

Answer: Capillarity increases

Q: What does Ep(potential evapotranspiration) depend on?

Answer: Temperature

Q: What does water due to temperature?

Answer: Moderates temperature

Q: What happens in Adiabatic cooling?

Answer: Rising air expands because the pressure on it decreases

Q: In which climate does chemical weathering dominate?

Answer: Warm humid climates

Q: In which climate does physical weathering dominate?

Answer: Cold humid climates

Q: What is the force that drives erosion?

Answer: Gravity

Q: What does stream velocity depend on?

Answer: Gradient and discharge

Q: Where is velocity greatest on a meander bend?

Answer: On the outside of the bend

Q: Which particles settle out first?

Answer: Heavy round dense particles

Q: How does still water sort sediments?

Answer: Vertically with biggest sediments on the bottom

Q: What is an unconformity?

Answer: A buried erosion surface that represents a gap in the rock record

Q: What happens when a rock is broken into smaller pieces?

Answer: Surface area increases and weathering rate increase

Q: What do mineral properties depend on?

Answer: Internal atomic arrangement

Q: Ocean crust is …

Answer: Thin dense and basaltic

Q: Continental crust is…

Answer: Thick less dense and granitic

Q: What are features of a sedimentary rock?

Answer: Commonly layered, and almost all fossils formIn sedimentary environments

Q: What are features of an igneous rock?

Answer: Cools fast, small crystals;cools slow,large crystals

Q: What are features of a metamorphic rock?

Answer: A banded distorted structure

Q: Arid landscapes have…

Answer: Steep slopes with sharp angles

Q: Humid landscapes are…

Answer: Smooth with rounded slopes

Q: What is a mid ocean ridge?

Answer: New earth being created by sea floor spreading

Q: What is a trench?

Answer: Earth being destroyed big a subduction zone

Q: What are the differences between p and S waves?

Answer: P waves are faster then S waves and canGo through liquids solids and gasses while S waves can only travel through solids

Q: How many stations do you need to find an epicenter?

Answer: A minimum of 3

Q: What moves plates?

Answer: Convection currents in the mantle

Q: What do plate tectonics state?

Answer: That earths crust is broken into plates which canmove

Q: What are the three main type of plate boundaries?

Answer: Convergent, divergent, and transform

Q: How do mountains form?

Answer: Uplift

Q: What index fossils are good time markers?

Answer: Fossils that are widely spread and lived a short life

Q: Which layer in an undisturbed Rock layer is the oldest?

Answer: The bottom layer

Q: What is the relative age of intrusions and faults compared to the rocks their in?

Answer: They are younger

Q: What dates old rocks?

Answer: Uranium 238 (U 238)

Q: What’s dates recent living objects?

Answer: Carbon 14