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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 482 · 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.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 2-inch-wide print?
  2. 2.🟦 An image is 270 pixels wide and 360 pixels tall. How many pixels does it have in all?
  3. 3.🟦 Which aspect ratio best fits a square sticker? (a) 16:9 (b) 4:3 (c) 9:16 (d) 1:1
  4. 4.🟦 A 16:9 frame is … (a) wider than it is tall (b) taller than wide (c) round (d) a perfect square
  5. 5.Which of these best fits 9:16? (a) an old-style monitor (b) a square sticker (c) a laptop film screen (d) an upright phone screen
  6. 6.Which of these best fits 4:3? (a) a widescreen TV (b) a square sticker (c) an old-style monitor (d) an upright phone screen
  7. 7.🟦 Which aspect ratio best fits a classic tablet screen? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
  8. 8.🟦 An image is 270 pixels wide and 40 pixels tall. How many pixels does it have in all?
  9. 9.🟦 Which aspect ratio best fits a widescreen TV? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
  10. 10.Which of these best fits 9:16? (a) an old-style monitor (b) a widescreen slide (c) a square profile picture (d) a tall phone video
  11. 11.🟦 An image is 230 pixels wide and 190 pixels tall. How many pixels does it have in all?
  12. 12.🟦 A 4:3 video frame is 320 pixels wide. How many pixels tall is it?
  13. 13.🟦 What is a pixel? (a) a sound (b) a type of paper (c) a tiny dot of colour (d) a font size
  14. 14.Which of these best fits 16:9? (a) a widescreen TV (b) an old-style monitor (c) a tall phone video (d) an album cover
  15. 15.🟦 Which aspect ratio best fits an older TV screen? (a) 1:1 (b) 16:9 (c) 4:3 (d) 9:16
  16. 16.🟦 You shrink a 440 × 80 pixel image to half its width and half its height. How many pixels does it have now?
  17. 17.🟦 An image is 110 pixels wide and 390 pixels tall. How many pixels does it have in all?
  18. 18.Which of these best fits 4:3? (a) a square post (b) a square sticker (c) an older TV screen (d) a phone story clip
  19. 19.Which of these best fits 16:9? (a) a landscape video (b) a phone story clip (c) an older TV screen (d) an album cover
  20. 20.🟦 The resolution of an image is … (a) the font (b) the file name (c) the number of pixels (d) the paper colour
  21. 21.🟦 An image is 100 pixels wide and 390 pixels tall. How many pixels does it have in all?
  22. 22.🟦 An image is 1440 × 810 pixels. What is its aspect ratio? (a) 1:1 (b) 4:3 (c) 16:9 (d) 3:2
  23. 23.🟦 A photo is 2000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  24. 24.🟦 You shrink a 340 × 180 pixel image to half its width and half its height. How many pixels does it have now?
  25. 25.🟦 An image is 3360 × 1890 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 4:3 (d) 3:2
  26. 26.🟦 An image is 680 × 510 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 3:2 (d) 1:1
  27. 27.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  28. 28.🟦 An image is 800 × 450 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 16:9 (d) 3:2
  29. 29.🟦 An image is 440 × 330 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 4:3 (d) 3:2
  30. 30.🟦 An image is 40 pixels wide and 250 pixels tall. How many pixels does it have in all?
  31. 31.🟦 A 4:3 video frame is 210 pixels tall. How many pixels wide is it?
  32. 32.🟦 A photo is 1000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  33. 33.🟦 Which aspect ratio best fits a widescreen slide? (a) 1:1 (b) 4:3 (c) 9:16 (d) 16:9
  34. 34.🟦 Stretching a photo only sideways makes people look … (a) exactly the same (b) more colourful (c) squashed or wide (d) sharper
  35. 35.🟦 You shrink a 700 × 640 pixel image to half its width and half its height. How many pixels does it have now?
  36. 36.🟦 A photo is 3000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  37. 37.🟦 An image is 150 pixels wide and 200 pixels tall. How many pixels does it have in all?
  38. 38.🟦 An image is 130 × 130 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 1:1 (d) 3:2
  39. 39.🟦 Which aspect ratio best fits a phone story clip? (a) 1:1 (b) 9:16 (c) 16:9 (d) 4:3
  40. 40.Which of these best fits 1:1? (a) a square profile picture (b) an upright phone screen (c) a landscape video (d) a widescreen slide

Answer key

  1. 300
  2. 97200
  3. 1:1
  4. wider than it is tall
  5. an upright phone screen
  6. an old-style monitor
  7. 4:3
  8. 10800
  9. 16:9
  10. a tall phone video
  11. 43700
  12. 240
  13. a tiny dot of colour
  14. a widescreen TV
  15. 4:3
  16. 8800
  17. 42900
  18. an older TV screen
  19. a landscape video
  20. the number of pixels
  21. 39000
  22. 16:9
  23. 5
  24. 15300
  25. 16:9
  26. 4:3
  27. 900
  28. 16:9
  29. 4:3
  30. 10000
  31. 280
  32. 1
  33. 16:9
  34. squashed or wide
  35. 112000
  36. 4.5
  37. 30000
  38. 1:1
  39. 9:16
  40. a square profile picture

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