PHYS203 NJIT - Exam 1 Questions and Answers
1. What is Oceanography? Study of earth's hydrosphere
2. What is Meteorology? study of earth's atmosphere
3. What is Biology? study of earth's biosphere
4. What is astronomy? study of earth's surroundings, primarily sun and moon
5. What is geology? study of earth's geosphere
6. what spheres form plan- geosphere, hydrosphere, biosphere, atmosphere
et earth?
7. what is a system? collection of seemingly separate parts that are actually interrelated to
form a common whole
8. Examples of systems Nervous system = spinal cord, brain and nerves
cardiovascular system = heart, arteries, veins, and capillaries
solar system = sun, planets and moons
9. what is an open system? system that exchanges both matter and energy with its surrounding
10. what is a closed system? system that exchanges energy with its surroundings but not matter
11. what is an isolated sys- system that does not exchange matter and does not exchange energy
tem? with its surroundings
12. For all intents and pur- closed
poses, what type of sys-
tem is earth?
13. In the strictest sense, open
what type of system is
earth?
, PHYS203 NJIT - Exam 1 Questions and Answers
Study online at https://quizlet.com/_id6fze
14. What is earths internal geothermal energy
energy source?
15. What is earths external the sun
energy source?
16. Which spheres does the hydrosphere and the atmosphere
sun feed/drive?
17. Which sphere does geosphere
the geothermal energy
feed/drive?
18. which type of energy mostly fed by or driven by the Sun, but remarkably a small part of the
feeds the biosphere? biosphere is driven by the geothermal energy
19. Which system is impossi- one that exchanges matter without exchanging energy
ble?
20. What happens once rock falls from space and causes catastrophe
every 100 million years?
21. how often does rock falls once every 100 million years
from space and causes
catastrophe?
22. what is a sphere? geometrical shape with an equatorial radius and a polar radius that
are equal to each other
23. example of meteorologi- wind, rain, snow
cal processes?
24. why is earth not consid- b/c it rotates
ered a sphere?
, PHYS203 NJIT - Exam 1 Questions and Answers
Study online at https://quizlet.com/_id6fze
25. what is an oblate spher- has an equatorial radius that is larger than its polar radius. (Its polar
oid radius is smaller than its equatorial radius.)
26. what is a prolate spher- has an equatorial radius that is smaller than its polar radius. (Its polar
oid radius is larger than its equatorial radius.)
27. What does the earths ro- This causes a centrifugal force that causes the Earth's equator to bugle
tational axis cause the outward
equator to do
28. what is the true shape of oblate spheroid
the earth
29. what is the true shape of oblate spheroid
every planet, moon, and
star in the universe
30. From where (equator or either pole
poles) are you the clos-
est to the center of the
earth?
31. From where (equator or equator
poles) are you the fur-
thest from the center of
the earth?
32. as an excellent approxi- sphere
mation for most intents
and purposes since the
centrifugal force is weak,
what is the shape of the
earth?
1. What is Oceanography? Study of earth's hydrosphere
2. What is Meteorology? study of earth's atmosphere
3. What is Biology? study of earth's biosphere
4. What is astronomy? study of earth's surroundings, primarily sun and moon
5. What is geology? study of earth's geosphere
6. what spheres form plan- geosphere, hydrosphere, biosphere, atmosphere
et earth?
7. what is a system? collection of seemingly separate parts that are actually interrelated to
form a common whole
8. Examples of systems Nervous system = spinal cord, brain and nerves
cardiovascular system = heart, arteries, veins, and capillaries
solar system = sun, planets and moons
9. what is an open system? system that exchanges both matter and energy with its surrounding
10. what is a closed system? system that exchanges energy with its surroundings but not matter
11. what is an isolated sys- system that does not exchange matter and does not exchange energy
tem? with its surroundings
12. For all intents and pur- closed
poses, what type of sys-
tem is earth?
13. In the strictest sense, open
what type of system is
earth?
, PHYS203 NJIT - Exam 1 Questions and Answers
Study online at https://quizlet.com/_id6fze
14. What is earths internal geothermal energy
energy source?
15. What is earths external the sun
energy source?
16. Which spheres does the hydrosphere and the atmosphere
sun feed/drive?
17. Which sphere does geosphere
the geothermal energy
feed/drive?
18. which type of energy mostly fed by or driven by the Sun, but remarkably a small part of the
feeds the biosphere? biosphere is driven by the geothermal energy
19. Which system is impossi- one that exchanges matter without exchanging energy
ble?
20. What happens once rock falls from space and causes catastrophe
every 100 million years?
21. how often does rock falls once every 100 million years
from space and causes
catastrophe?
22. what is a sphere? geometrical shape with an equatorial radius and a polar radius that
are equal to each other
23. example of meteorologi- wind, rain, snow
cal processes?
24. why is earth not consid- b/c it rotates
ered a sphere?
, PHYS203 NJIT - Exam 1 Questions and Answers
Study online at https://quizlet.com/_id6fze
25. what is an oblate spher- has an equatorial radius that is larger than its polar radius. (Its polar
oid radius is smaller than its equatorial radius.)
26. what is a prolate spher- has an equatorial radius that is smaller than its polar radius. (Its polar
oid radius is larger than its equatorial radius.)
27. What does the earths ro- This causes a centrifugal force that causes the Earth's equator to bugle
tational axis cause the outward
equator to do
28. what is the true shape of oblate spheroid
the earth
29. what is the true shape of oblate spheroid
every planet, moon, and
star in the universe
30. From where (equator or either pole
poles) are you the clos-
est to the center of the
earth?
31. From where (equator or equator
poles) are you the fur-
thest from the center of
the earth?
32. as an excellent approxi- sphere
mation for most intents
and purposes since the
centrifugal force is weak,
what is the shape of the
earth?
