B7b/C9 Fit
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Lesduur is: 50 minOnderdelen in deze les
Slide 1 - Tekstslide
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What is the equation for photosynthesis?
Glucose
Oxygen
Carbon dioxide
water
Slide 2 - Sleepvraag
Slide 3 - Video
What was the source of oxygen in the Earth's early atmosphere?
A
Volcanic activity
B
Photosynthetic bacteria
C
Meteor impacts
D
Photosynthetic organisms
Slide 4 - Quizvraag
Which gas was most abundant in the Earth's early atmosphere?
A
Water vapor
B
Carbon dioxide
C
Oxygen
D
Nitrogen
Slide 5 - Quizvraag
What gases were present in the Earth's early atmosphere?
A
Nitrogen
B
Water vapor
C
Oxygen
D
Carbon dioxide
Slide 6 - Quizvraag
What role did volcanoes play in the early atmosphere?
A
They released gases that contributed to the formation of the early atmosphere
B
They formed the Earth's oceans
C
They created the first plants and animals
D
They caused the extinction of dinosaurs
Slide 7 - Quizvraag
Slide 8 - Tekstslide
Define global warming?
Slide 9 - Open vraag
Slide 10 - Tekstslide
Slide 11 - Tekstslide
Slide 12 - Video
Put the stages of global warming in order
Step 1
Step 2
Step 3
Step 4
Radiation from the sun enters the earths atmosphere
the earth absorbs short wave radiation and warms up. The earth radiates infra red radiation
Some of the infrared radiation is absorbed by greenhouse gases in the atmosphere and reflected back
The atmosphere warms up
