Figure 14 shows how a lens forms an image of an object - AQA - GCSE Physics - Question 5 - 2021 - Paper 1
Question 5
Figure 14 shows how a lens forms an image of an object.
What type of lens is represented in Figure 14?
Tick (✔) one box.
Measure the image height and the object h... show full transcript
Worked Solution & Example Answer:Figure 14 shows how a lens forms an image of an object - AQA - GCSE Physics - Question 5 - 2021 - Paper 1
Step 1
What type of lens is represented in Figure 14?
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Answer
The lens represented in Figure 14 is a convex lens. Convex lenses are known to converge light rays to a focal point.
Step 2
Measure the image height and the object height in Figure 14.
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Answer
In Figure 14, the image height measures 0.8 cm and the object height measures 2.0 cm.
Step 3
Calculate the magnification produced by the lens.
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Answer
To calculate the magnification, we use the formula:
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Answer
The two words that describe the image in Figure 14 are inverted and real. This indicates that the image produced is upside down and can be projected onto a screen.
Step 5
Complete the sentences.
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Answer
Looking at the blue object through a green filter makes the object appear black. This is because the green filter only transmits the light that is green.
