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Main content
APES:
EIN (BI)
,
EIN‑4 (EU)
,
ERT (BI)
,
ERT‑3 (EU)
,
STB (BI)
,
STB‑4 (EU)

0

Possible mastery points
Ozone is like sunscreen for the planet: it keeps us from getting burned.
APES:
STB (BI)
,
STB‑4 (EU)
,
STB‑4.A (LO)
,
STB‑4.A.1 (EK)
,
STB‑4.A.2 (EK)
,
STB‑4.A.3 (EK)
,
STB‑4.B (LO)
,
STB‑4.B.1 (EK)

Practice

  • OzoneGet 3 of 4 questions to level up!
The greenhouse effect helps keep Earth warm, but we don't want things too warm.
APES:
STB (BI)
,
STB‑4 (EU)
,
STB‑4.C (LO)
,
STB‑4.C.1 (EK)
,
STB‑4.C.2 (EK)
,
STB‑4.C.3 (EK)
,
STB‑4.D (LO)
,
STB‑4.D.1 (EK)
,
STB‑4.E (LO)
,
STB‑4.E.1 (EK)
How is the climate changing? How can we mitigate it or adapt to it?
APES:
STB (BI)
,
STB‑4 (EU)
,
STB‑4.F (LO)
,
STB‑4.F.7 (EK)
,
STB‑4.F.8 (EK)
,
STB‑4.F.9 (EK)
,
STB‑4.G (LO)
,
STB‑4.G.1 (EK)
,
STB‑4.G.2 (EK)
,
STB‑4.H (LO)
,
STB‑4.H.1 (EK)
Level up on the above skills and collect up to 300 Mastery points
Why is H at the front of the HIPPCO?
APES:
EIN (BI)
,
EIN‑4 (EU)
,
EIN‑4.A (LO)
,
EIN‑4.A.3 (EK)
,
EIN‑4.B (LO)
,
EIN‑4.B.1 (EK)
,
EIN‑4.C (LO)
,
EIN‑4.C.1 (EK)
,
EIN‑4.C.5 (EK)
,
ERT (BI)
,
ERT‑3 (EU)
,
ERT‑3.A (LO)
,
ERT‑3.A.1 (EK)
Up next for you:

Unit test

Level up on all the skills in this unit and collect up to 400 Mastery points!