Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 133 · 40 questions

Creator's tip (Width times height): Pixels = width × height; megapixels = pixels ÷ 1000000. Aspect ratio = width : height. 16:9 wide, 4:3 squarer, 1:1 square, 9:16 tall. Keep the ratio: a 16:9 frame 1920 pixels wide is 1920 ÷ 16 × 9 = 1080 tall. Printing: inches × pixels per inch.

1. 1.Which of these best fits 4:3? (a) a widescreen TV (b) a square sticker (c) a landscape video (d) an older TV screen
2. 2.Which of these best fits 16:9? (a) a classic tablet screen (b) an older TV screen (c) a widescreen TV (d) a square sticker
3. 3.🟦 The resolution of an image is … (a) the font (b) the paper colour (c) the number of pixels (d) the file name
4. 4.🟦 An image is 640 × 360 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 16:9 (d) 1:1
5. 5.🟦 A 4:3 video frame is 480 pixels tall. How many pixels wide is it?
6. 6.🟦 Which aspect ratio best fits a landscape video? (a) 9:16 (b) 1:1 (c) 16:9 (d) 4:3
7. 7.🟦 Which aspect ratio best fits a phone story clip? (a) 16:9 (b) 1:1 (c) 9:16 (d) 4:3
8. 8.🟦 A 16:9 frame is … (a) taller than wide (b) round (c) a perfect square (d) wider than it is tall
9. 9.🟦 A photo is 2000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
10. 10.Which of these best fits 9:16? (a) an old-style monitor (b) an older TV screen (c) a laptop film screen (d) a phone story clip
11. 11.Which of these best fits 9:16? (a) an upright phone screen (b) a square profile picture (c) a widescreen slide (d) a laptop film screen
12. 12.🟦 An image is 40 pixels wide and 110 pixels tall. How many pixels does it have in all?
13. 13.🟦 Zooming in a lot on a small photo makes it look … (a) sharper (b) longer (c) louder (d) blocky (pixelated)
14. 14.🟦 You shrink a 580 × 220 pixel image to half its width and half its height. How many pixels does it have now?
15. 15.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
16. 16.🟦 An image is 50 pixels wide and 300 pixels tall. How many pixels does it have in all?
17. 17.Which of these best fits 16:9? (a) a phone story clip (b) a classic tablet screen (c) an older TV screen (d) a landscape video
18. 18.🟦 A photo is 6000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
19. 19.🟦 An image is 50 pixels wide and 330 pixels tall. How many pixels does it have in all?
20. 20.🟦 A 4:3 video frame is 80 pixels wide. How many pixels tall is it?
21. 21.🟦 An image is 150 pixels wide and 90 pixels tall. How many pixels does it have in all?
22. 22.🟦 You shrink a 220 × 460 pixel image to half its width and half its height. How many pixels does it have now?
23. 23.🟦 You shrink a 100 × 640 pixel image to half its width and half its height. How many pixels does it have now?
24. 24.🟦 You shrink a 320 × 100 pixel image to half its width and half its height. How many pixels does it have now?
25. 25.🟦 What is a pixel? (a) a type of paper (b) a sound (c) a font size (d) a tiny dot of colour
26. 26.🟦 A photo is 3000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
27. 27.🟦 A photo is 5000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
28. 28.🟦 You shrink a 440 × 420 pixel image to half its width and half its height. How many pixels does it have now?
29. 29.🟦 Which aspect ratio best fits an album cover? (a) 1:1 (b) 4:3 (c) 9:16 (d) 16:9
30. 30.🟦 An image is 70 pixels wide and 180 pixels tall. How many pixels does it have in all?
31. 31.🟦 A 4:3 video frame is 560 pixels wide. How many pixels tall is it?
32. 32.🟦 An image is 2880 × 1620 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 16:9 (d) 4:3
33. 33.🟦 A photo is 5000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
34. 34.🟦 A photo is 4000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
35. 35.🟦 A 16:9 video frame is 900 pixels tall. How many pixels wide is it?
36. 36.🟦 A photo is 6000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
37. 37.🟦 An image is 720 × 480 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 16:9 (d) 3:2
38. 38.🟦 Which aspect ratio best fits a widescreen TV? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
39. 39.🟦 A 16:9 video frame is 2400 pixels wide. How many pixels tall is it?
40. 40.🟦 An image is 340 pixels wide and 80 pixels tall. How many pixels does it have in all?

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