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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 729 · 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.🟦 An image is 400 pixels wide and 80 pixels tall. How many pixels does it have in all?
  2. 2.🟦 Which aspect ratio best fits a laptop film screen? (a) 4:3 (b) 9:16 (c) 1:1 (d) 16:9
  3. 3.🟦 An image is 2720 × 1530 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 16:9 (d) 4:3
  4. 4.🟦 An image is 330 pixels wide and 290 pixels tall. How many pixels does it have in all?
  5. 5.🟦 A photo is 5000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  6. 6.🟦 Zooming in a lot on a small photo makes it look … (a) blocky (pixelated) (b) sharper (c) longer (d) louder
  7. 7.🟦 Which aspect ratio best fits a landscape video? (a) 9:16 (b) 1:1 (c) 16:9 (d) 4:3
  8. 8.🟦 An image is 170 × 170 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 1:1 (d) 3:2
  9. 9.🟦 Which aspect ratio best fits a phone story clip? (a) 4:3 (b) 9:16 (c) 1:1 (d) 16:9
  10. 10.🟦 An image is 260 pixels wide and 320 pixels tall. How many pixels does it have in all?
  11. 11.🟦 Which aspect ratio best fits an older TV screen? (a) 16:9 (b) 9:16 (c) 4:3 (d) 1:1
  12. 12.🟦 A photo is 1000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  13. 13.🟦 What is a pixel? (a) a type of paper (b) a font size (c) a sound (d) a tiny dot of colour
  14. 14.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
  15. 15.🟦 A photo is 3000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  16. 16.🟦 An image is 200 pixels wide and 110 pixels tall. How many pixels does it have in all?
  17. 17.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 5-inch-wide print?
  18. 18.🟦 You shrink a 180 × 780 pixel image to half its width and half its height. How many pixels does it have now?
  19. 19.Which of these best fits 4:3? (a) a square profile picture (b) an old-style monitor (c) a tall phone video (d) a laptop film screen
  20. 20.Which of these best fits 1:1? (a) a laptop film screen (b) a classic tablet screen (c) an album cover (d) an upright phone screen
  21. 21.🟦 An image is 400 × 300 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 1:1 (d) 4:3
  22. 22.🟦 An image is 310 pixels wide and 220 pixels tall. How many pixels does it have in all?
  23. 23.🟦 A photo is 3000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  24. 24.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 12-inch-wide print?
  25. 25.🟦 You shrink a 680 × 560 pixel image to half its width and half its height. How many pixels does it have now?
  26. 26.Which of these best fits 1:1? (a) a laptop film screen (b) a square profile picture (c) a classic tablet screen (d) an old-style monitor
  27. 27.🟦 You shrink a 40 × 500 pixel image to half its width and half its height. How many pixels does it have now?
  28. 28.Which of these best fits 9:16? (a) a square post (b) a landscape video (c) a square profile picture (d) an upright phone screen
  29. 29.🟦 A 4:3 video frame is 420 pixels tall. How many pixels wide is it?
  30. 30.🟦 A photo is 1000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  31. 31.🟦 The resolution of an image is … (a) the paper colour (b) the number of pixels (c) the font (d) the file name
  32. 32.🟦 Which aspect ratio best fits a square sticker? (a) 4:3 (b) 16:9 (c) 1:1 (d) 9:16
  33. 33.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  34. 34.🟦 You shrink a 200 × 620 pixel image to half its width and half its height. How many pixels does it have now?
  35. 35.🟦 An image is 760 × 570 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 4:3 (d) 16:9
  36. 36.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
  37. 37.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
  38. 38.🟦 A 16:9 video frame is 3040 pixels wide. How many pixels tall is it?
  39. 39.🟦 You shrink a 720 × 180 pixel image to half its width and half its height. How many pixels does it have now?
  40. 40.🟦 A 16:9 frame is … (a) taller than wide (b) a perfect square (c) wider than it is tall (d) round

Answer key

  1. 32000
  2. 16:9
  3. 16:9
  4. 95700
  5. 7.5
  6. blocky (pixelated)
  7. 16:9
  8. 1:1
  9. 9:16
  10. 83200
  11. 4:3
  12. 1.5
  13. a tiny dot of colour
  14. 1200
  15. 3
  16. 22000
  17. 750
  18. 35100
  19. an old-style monitor
  20. an album cover
  21. 4:3
  22. 68200
  23. 10.5
  24. 1800
  25. 95200
  26. a square profile picture
  27. 5000
  28. an upright phone screen
  29. 560
  30. 3.5
  31. the number of pixels
  32. 1:1
  33. 900
  34. 31000
  35. 4:3
  36. 2700
  37. 1500
  38. 1710
  39. 32400
  40. wider than it is tall

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