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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 382 · 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 photo is 3000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  2. 2.🟦 Which aspect ratio best fits a classic tablet screen? (a) 16:9 (b) 4:3 (c) 9:16 (d) 1:1
  3. 3.🟦 A 16:9 frame is … (a) wider than it is tall (b) round (c) a perfect square (d) taller than wide
  4. 4.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 5-inch-wide print?
  5. 5.🟦 A 16:9 video frame is 2720 pixels wide. How many pixels tall is it?
  6. 6.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 12-inch-wide print?
  7. 7.🟦 You shrink a 440 × 480 pixel image to half its width and half its height. How many pixels does it have now?
  8. 8.Which of these best fits 9:16? (a) a phone story clip (b) an old-style monitor (c) a widescreen slide (d) a classic tablet screen
  9. 9.🟦 What is a pixel? (a) a sound (b) a type of paper (c) a tiny dot of colour (d) a font size
  10. 10.🟦 You shrink a 360 × 460 pixel image to half its width and half its height. How many pixels does it have now?
  11. 11.🟦 A photo is 1000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  12. 12.Which of these best fits 16:9? (a) a landscape video (b) an upright phone screen (c) a tall phone video (d) a square sticker
  13. 13.🟦 A 4:3 video frame is 680 pixels wide. How many pixels tall is it?
  14. 14.🟦 Which aspect ratio best fits an upright phone screen? (a) 4:3 (b) 9:16 (c) 16:9 (d) 1:1
  15. 15.🟦 An image is 160 pixels wide and 140 pixels tall. How many pixels does it have in all?
  16. 16.Which of these best fits 4:3? (a) a square sticker (b) a widescreen TV (c) an old-style monitor (d) an album cover
  17. 17.🟦 Which aspect ratio best fits a laptop film screen? (a) 1:1 (b) 16:9 (c) 4:3 (d) 9:16
  18. 18.🟦 An image is 180 pixels wide and 190 pixels tall. How many pixels does it have in all?
  19. 19.🟦 A 4:3 video frame is 300 pixels tall. How many pixels wide is it?
  20. 20.🟦 Which aspect ratio best fits a tall phone video? (a) 4:3 (b) 9:16 (c) 16:9 (d) 1:1
  21. 21.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  22. 22.Which of these best fits 1:1? (a) a tall phone video (b) a phone story clip (c) a laptop film screen (d) a square profile picture
  23. 23.Which of these best fits 9:16? (a) a landscape video (b) a laptop film screen (c) a classic tablet screen (d) a tall phone video
  24. 24.🟦 An image is 120 × 90 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 16:9 (d) 1:1
  25. 25.🟦 A photo is 3000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  26. 26.🟦 You shrink a 280 × 560 pixel image to half its width and half its height. How many pixels does it have now?
  27. 27.🟦 An image is 440 × 330 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 4:3 (d) 1:1
  28. 28.🟦 An image is 480 × 270 pixels. What is its aspect ratio? (a) 1:1 (b) 4:3 (c) 3:2 (d) 16:9
  29. 29.🟦 A 16:9 video frame is 1170 pixels tall. How many pixels wide is it?
  30. 30.🟦 An image is 330 pixels wide and 130 pixels tall. How many pixels does it have in all?
  31. 31.🟦 The resolution of an image is … (a) the paper colour (b) the file name (c) the number of pixels (d) the font
  32. 32.🟦 You shrink a 120 × 640 pixel image to half its width and half its height. How many pixels does it have now?
  33. 33.🟦 Which aspect ratio best fits a widescreen slide? (a) 1:1 (b) 16:9 (c) 4:3 (d) 9:16
  34. 34.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
  35. 35.🟦 A photo is 6000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  36. 36.🟦 You shrink a 260 × 200 pixel image to half its width and half its height. How many pixels does it have now?
  37. 37.🟦 A 16:9 video frame is 320 pixels wide. How many pixels tall is it?
  38. 38.🟦 Stretching a photo only sideways makes people look … (a) more colourful (b) sharper (c) squashed or wide (d) exactly the same
  39. 39.🟦 Which aspect ratio best fits a phone story clip? (a) 9:16 (b) 1:1 (c) 4:3 (d) 16:9
  40. 40.🟦 A photo is 3000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =

Answer key

  1. 9
  2. 4:3
  3. wider than it is tall
  4. 750
  5. 1530
  6. 1800
  7. 52800
  8. a phone story clip
  9. a tiny dot of colour
  10. 41400
  11. 2.5
  12. a landscape video
  13. 510
  14. 9:16
  15. 22400
  16. an old-style monitor
  17. 16:9
  18. 34200
  19. 400
  20. 9:16
  21. 450
  22. a square profile picture
  23. a tall phone video
  24. 4:3
  25. 3
  26. 39200
  27. 4:3
  28. 16:9
  29. 2080
  30. 42900
  31. the number of pixels
  32. 19200
  33. 16:9
  34. 1650
  35. 21
  36. 13000
  37. 180
  38. squashed or wide
  39. 9:16
  40. 12

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