Regents Earth and Space Sciences practice questions by topic
Original questions for all six topics, with worked explanations and feedback on written answers.
Multiple choice
Worked, or in timed checks
Clusters
A phenomenon, data and several one-credit parts
Written answers
Read against the creditable answers, with your next step
Try 4 questions
Question 1
Distances and speeds of four galaxies
Galaxy
Distance (million light-years)
Speed away (km/s)
A
50
1100
B
120
2640
C
260
5720
D
400
8800
The table gives the distance of four galaxies and the speed at which each is moving away from the Milky Way, found from its redshift. Which conclusion do these data best support?
Question 2
Use the reference tables. A zircon crystal now holds one-sixteenth of the uranium-235 it held when it crystallized; the rest has decayed to lead-207, and none has been lost. Which statement about the zircon's age and the Geologic History of New York State is correct?
Question 3
Temperature anomaly by year (town study, invented)
Year
Anomaly (degrees Celsius)
1995
0.42
2005
0.61
2015
0.83
2025
1.02
A town's climate study gives its average temperature anomaly each decade (table). If warming continues at the average rate from 1995 to 2025, what anomaly does the study forecast for 2055?
Question 4
Runoff from three test roofs
Roof
Rain that fell (mm)
Runoff to sewer (mm)
Plain roof
25
24
Green roof, 10 cm of soil
25
11
Green roof, 20 cm of soil
25
6
A city tests green roofs, planted roofs with a layer of soil, as a way to cut storm runoff into its sewers. Three test roofs of equal area receive the same 25 mm storm (table). Which conclusion is supported by the data?