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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 210 · 40 questions
TalentJR

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.

NameDateTime takenScore ___ / 40
  1. 1.🟦 A 16:9 frame is … (a) wider than it is tall (b) taller than wide (c) a perfect square (d) round
  2. 2.Which of these best fits 4:3? (a) a classic tablet screen (b) an upright phone screen (c) a tall phone video (d) a landscape video
  3. 3.Which of these best fits 16:9? (a) an upright phone screen (b) a square profile picture (c) an album cover (d) a widescreen TV
  4. 4.🟦 What is a pixel? (a) a sound (b) a tiny dot of colour (c) a font size (d) a type of paper
  5. 5.🟦 A 16:9 video frame is 450 pixels tall. How many pixels wide is it?
  6. 6.Which of these best fits 4:3? (a) an older TV screen (b) a widescreen slide (c) a square sticker (d) a landscape video
  7. 7.🟦 An image is 2720 × 1530 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 4:3 (d) 16:9
  8. 8.🟦 A photo is 1000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  9. 9.🟦 Which aspect ratio best fits a tall phone video? (a) 4:3 (b) 9:16 (c) 16:9 (d) 1:1
  10. 10.🟦 Which aspect ratio best fits a square sticker? (a) 4:3 (b) 9:16 (c) 16:9 (d) 1:1
  11. 11.🟦 You shrink a 280 × 520 pixel image to half its width and half its height. How many pixels does it have now?
  12. 12.🟦 An image is 720 × 480 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 1:1 (d) 4:3
  13. 13.🟦 An image is 30 pixels wide and 260 pixels tall. How many pixels does it have in all?
  14. 14.Which of these best fits 9:16? (a) a laptop film screen (b) an upright phone screen (c) a landscape video (d) a square post
  15. 15.🟦 An image is 240 × 240 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 4:3 (d) 1:1
  16. 16.🟦 An image is 170 pixels wide and 330 pixels tall. How many pixels does it have in all?
  17. 17.🟦 An image is 120 pixels wide and 270 pixels tall. How many pixels does it have in all?
  18. 18.🟦 Which aspect ratio best fits an old-style monitor? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
  19. 19.🟦 Zooming in a lot on a small photo makes it look … (a) louder (b) sharper (c) longer (d) blocky (pixelated)
  20. 20.🟦 Which aspect ratio best fits an album cover? (a) 9:16 (b) 16:9 (c) 4:3 (d) 1:1
  21. 21.🟦 A photo is 2000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  22. 22.🟦 An image is 80 pixels wide and 70 pixels tall. How many pixels does it have in all?
  23. 23.🟦 An image is 200 × 150 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 4:3 (d) 16:9
  24. 24.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  25. 25.🟦 A photo is 2000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  26. 26.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 2-inch-wide print?
  27. 27.🟦 You shrink a 620 × 800 pixel image to half its width and half its height. How many pixels does it have now?
  28. 28.🟦 You shrink a 320 × 380 pixel image to half its width and half its height. How many pixels does it have now?
  29. 29.🟦 An image is 130 pixels wide and 110 pixels tall. How many pixels does it have in all?
  30. 30.🟦 A photo is 2000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  31. 31.🟦 A photo is 3000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  32. 32.🟦 An image is 270 pixels wide and 310 pixels tall. How many pixels does it have in all?
  33. 33.🟦 Which aspect ratio best fits an older TV screen? (a) 9:16 (b) 1:1 (c) 16:9 (d) 4:3
  34. 34.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 6-inch-wide print?
  35. 35.🟦 An image is 310 pixels wide and 260 pixels tall. How many pixels does it have in all?
  36. 36.🟦 An image is 150 × 150 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 3:2 (d) 4:3
  37. 37.🟦 A photo is 1000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  38. 38.🟦 You shrink a 260 × 160 pixel image to half its width and half its height. How many pixels does it have now?
  39. 39.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
  40. 40.🟦 An image is 30 pixels wide and 390 pixels tall. How many pixels does it have in all?

Answer key

  1. wider than it is tall
  2. a classic tablet screen
  3. a widescreen TV
  4. a tiny dot of colour
  5. 800
  6. an older TV screen
  7. 16:9
  8. 3
  9. 9:16
  10. 1:1
  11. 36400
  12. 3:2
  13. 7800
  14. an upright phone screen
  15. 1:1
  16. 56100
  17. 32400
  18. 4:3
  19. blocky (pixelated)
  20. 1:1
  21. 7
  22. 5600
  23. 4:3
  24. 1200
  25. 8
  26. 600
  27. 124000
  28. 30400
  29. 14300
  30. 5
  31. 6
  32. 83700
  33. 4:3
  34. 900
  35. 80600
  36. 1:1
  37. 1.5
  38. 10400
  39. 1650
  40. 11700

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