IB ESS - 1.2
The Earth can be seen as what form of system.
a. isolated
b. closed
c. open - correct answer ✔✔b. closed
Models allow results to be shown to other scientists and to the public and are easier to understand than
detailed information about the whole system. True or False. - correct answer ✔✔true
Leaf fall and tissue decay are not processes present in a forest/woodland system. True or False. - correct
answer ✔✔false
When energy or matter moves from one place to the other AND changes its state (matter) or type
(energy), this is called a(n)...
a. transfer
b. transformation
c. process
d. output - correct answer ✔✔b. transformation
The whole Earth as a general system is a...
a. open system
b. closed system
c. isolated system - correct answer ✔✔b. closed system
Which of the following is a transformation?
a. water flowing downstream in a river.
b. ocean currents moving heat around.
c. food moving along the food web.
, d. plants photosynthesizing - correct answer ✔✔d. plants photosynthesizing
Letter A represents a(n)...
a. output
b. input
c. process
d. store
INSERT IMAGE - correct answer ✔✔b. input
____ exchange matter and energy with their surroundings
a. open systems
b. closed systems
c. isolated systems - correct answer ✔✔a. open systems
What type of system is this?
a. open
b. closed
c. isolated
d. none
INSERT IMAGE - correct answer ✔✔a. open
What was the overall idea of the Gaia Hypothesis?
a. the earth can control what happens on other plants.
b. the earth is a self-regulating system.
c. the earth can not regulate itself without technological intervention.
The Earth can be seen as what form of system.
a. isolated
b. closed
c. open - correct answer ✔✔b. closed
Models allow results to be shown to other scientists and to the public and are easier to understand than
detailed information about the whole system. True or False. - correct answer ✔✔true
Leaf fall and tissue decay are not processes present in a forest/woodland system. True or False. - correct
answer ✔✔false
When energy or matter moves from one place to the other AND changes its state (matter) or type
(energy), this is called a(n)...
a. transfer
b. transformation
c. process
d. output - correct answer ✔✔b. transformation
The whole Earth as a general system is a...
a. open system
b. closed system
c. isolated system - correct answer ✔✔b. closed system
Which of the following is a transformation?
a. water flowing downstream in a river.
b. ocean currents moving heat around.
c. food moving along the food web.
, d. plants photosynthesizing - correct answer ✔✔d. plants photosynthesizing
Letter A represents a(n)...
a. output
b. input
c. process
d. store
INSERT IMAGE - correct answer ✔✔b. input
____ exchange matter and energy with their surroundings
a. open systems
b. closed systems
c. isolated systems - correct answer ✔✔a. open systems
What type of system is this?
a. open
b. closed
c. isolated
d. none
INSERT IMAGE - correct answer ✔✔a. open
What was the overall idea of the Gaia Hypothesis?
a. the earth can control what happens on other plants.
b. the earth is a self-regulating system.
c. the earth can not regulate itself without technological intervention.
