Calculate the following and describe the image formed using SALT. Leave your final answers in mm.
A 1m tall shrub is located 10m from a camera lens (converging lens). The lens as a focal length of 25mm.
S - smaller; A - inverted; L - 25mm from lens; T - real
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5
What is an upwelling?
Upwelling is the rising of nutrients to the surface due to the strong winds blowing the surface waters.
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20
Using the figure as a template, draw a diagram to show the critical angle and total internal reflection.
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25
Draw the formation of the prevailing winds on Earth.
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25
Draw the ray diagram for the following question and describe the image using SALT.
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25
Draw the following diagram and describe the image using SALT.
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15
Provide three pieces of evidence supporting climate change.
1) Changes in ecosystems 2) Severe weather patterns 3) Rising sea levels
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15
What is albedo and how is it related to climate change?
Albedo is the measure of how much light is reflected off a surface. As snow melts, more land is exposed leading to lower albedo and higher temperatures.
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10
Provide an example of a positive feedback loop and a negative feedback loop.
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25
Draw the ray diagram for the following question and describe the image using SALT.
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10
Write out the entire electromagnetic spectrum from the longest wavelength to the shortest wavelength.