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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 464 · 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.Which of these best fits 16:9? (a) a square sticker (b) a laptop film screen (c) an upright phone screen (d) a square post
  2. 2.🟦 Which aspect ratio best fits a widescreen slide? (a) 16:9 (b) 4:3 (c) 9:16 (d) 1:1
  3. 3.Which of these best fits 16:9? (a) a square sticker (b) a widescreen slide (c) an album cover (d) an older TV screen
  4. 4.🟦 An image is 2080 × 1170 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 1:1 (d) 3:2
  5. 5.🟦 You shrink a 240 × 400 pixel image to half its width and half its height. How many pixels does it have now?
  6. 6.🟦 Which aspect ratio best fits a square post? (a) 16:9 (b) 4:3 (c) 9:16 (d) 1:1
  7. 7.🟦 An image is 1280 × 720 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 4:3 (d) 1:1
  8. 8.🟦 A 4:3 video frame is 400 pixels wide. How many pixels tall is it?
  9. 9.🟦 An image is 270 pixels wide and 210 pixels tall. How many pixels does it have in all?
  10. 10.🟦 You shrink a 100 × 460 pixel image to half its width and half its height. How many pixels does it have now?
  11. 11.🟦 You shrink a 580 × 40 pixel image to half its width and half its height. How many pixels does it have now?
  12. 12.Which of these best fits 1:1? (a) a tall phone video (b) a laptop film screen (c) an upright phone screen (d) a square profile picture
  13. 13.🟦 An image is 240 pixels wide and 120 pixels tall. How many pixels does it have in all?
  14. 14.🟦 Which aspect ratio best fits an upright phone screen? (a) 16:9 (b) 9:16 (c) 1:1 (d) 4:3
  15. 15.🟦 A photo is 4000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  16. 16.🟦 The resolution of an image is … (a) the font (b) the number of pixels (c) the file name (d) the paper colour
  17. 17.🟦 You shrink a 660 × 400 pixel image to half its width and half its height. How many pixels does it have now?
  18. 18.🟦 An image is 60 pixels wide and 20 pixels tall. How many pixels does it have in all?
  19. 19.🟦 What is a pixel? (a) a font size (b) a type of paper (c) a sound (d) a tiny dot of colour
  20. 20.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  21. 21.🟦 A 16:9 video frame is 1530 pixels tall. How many pixels wide is it?
  22. 22.🟦 Which aspect ratio best fits an album cover? (a) 9:16 (b) 1:1 (c) 16:9 (d) 4:3
  23. 23.🟦 Which aspect ratio best fits a widescreen TV? (a) 4:3 (b) 1:1 (c) 9:16 (d) 16:9
  24. 24.🟦 An image is 240 pixels wide and 390 pixels tall. How many pixels does it have in all?
  25. 25.🟦 A 4:3 video frame is 90 pixels tall. How many pixels wide is it?
  26. 26.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  27. 27.🟦 Which aspect ratio best fits a classic tablet screen? (a) 9:16 (b) 4:3 (c) 1:1 (d) 16:9
  28. 28.🟦 An image is 370 pixels wide and 170 pixels tall. How many pixels does it have in all?
  29. 29.Which of these best fits 4:3? (a) a widescreen slide (b) an old-style monitor (c) a laptop film screen (d) a landscape video
  30. 30.🟦 An image is 180 × 120 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 1:1 (d) 3:2
  31. 31.🟦 A photo is 5000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  32. 32.🟦 An image is 960 × 540 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 4:3 (d) 3:2
  33. 33.🟦 A photo is 5000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  34. 34.🟦 An image is 640 × 480 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 4:3 (d) 16:9
  35. 35.🟦 An image is 210 pixels wide and 100 pixels tall. How many pixels does it have in all?
  36. 36.🟦 A 4:3 video frame is 330 pixels tall. How many pixels wide is it?
  37. 37.🟦 An image is 680 × 510 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 4:3 (d) 3:2
  38. 38.🟦 An image is 150 × 100 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 16:9 (d) 3:2
  39. 39.🟦 A 4:3 video frame is 660 pixels tall. How many pixels wide is it?
  40. 40.🟦 Which aspect ratio best fits a square profile picture? (a) 16:9 (b) 9:16 (c) 1:1 (d) 4:3

Answer key

  1. a laptop film screen
  2. 16:9
  3. a widescreen slide
  4. 16:9
  5. 24000
  6. 1:1
  7. 16:9
  8. 300
  9. 56700
  10. 11500
  11. 5800
  12. a square profile picture
  13. 28800
  14. 9:16
  15. 16
  16. the number of pixels
  17. 66000
  18. 1200
  19. a tiny dot of colour
  20. 1200
  21. 2720
  22. 1:1
  23. 16:9
  24. 93600
  25. 120
  26. 900
  27. 4:3
  28. 62900
  29. an old-style monitor
  30. 3:2
  31. 7.5
  32. 16:9
  33. 12.5
  34. 4:3
  35. 21000
  36. 440
  37. 4:3
  38. 3:2
  39. 880
  40. 1:1

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