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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 693 · 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 640 × 360 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 4:3 (d) 1:1
  2. 2.🟦 A photo is 5000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  3. 3.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
  4. 4.🟦 A 4:3 video frame is 120 pixels tall. How many pixels wide is it?
  5. 5.🟦 A 4:3 video frame is 760 pixels wide. How many pixels tall is it?
  6. 6.🟦 A photo is 3000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  7. 7.Which of these best fits 9:16? (a) an album cover (b) a square post (c) a square sticker (d) a tall phone video
  8. 8.🟦 An image is 180 × 120 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 16:9 (d) 4:3
  9. 9.🟦 A 16:9 video frame is 480 pixels wide. How many pixels tall is it?
  10. 10.🟦 A photo is 4000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  11. 11.🟦 You shrink a 100 × 460 pixel image to half its width and half its height. How many pixels does it have now?
  12. 12.🟦 An image is 20 pixels wide and 170 pixels tall. How many pixels does it have in all?
  13. 13.🟦 An image is 1120 × 630 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 4:3 (d) 3:2
  14. 14.🟦 Which aspect ratio best fits an album cover? (a) 16:9 (b) 9:16 (c) 1:1 (d) 4:3
  15. 15.🟦 A 4:3 video frame is 450 pixels tall. How many pixels wide is it?
  16. 16.🟦 What is a pixel? (a) a type of paper (b) a tiny dot of colour (c) a sound (d) a font size
  17. 17.🟦 Which aspect ratio best fits a square profile picture? (a) 16:9 (b) 1:1 (c) 9:16 (d) 4:3
  18. 18.🟦 A 16:9 video frame is 2720 pixels wide. How many pixels tall is it?
  19. 19.🟦 The resolution of an image is … (a) the file name (b) the font (c) the number of pixels (d) the paper colour
  20. 20.🟦 An image is 960 × 720 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 4:3 (d) 3:2
  21. 21.🟦 An image is 1760 × 990 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 1:1 (d) 4:3
  22. 22.🟦 A photo is 2000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  23. 23.🟦 You shrink a 220 × 240 pixel image to half its width and half its height. How many pixels does it have now?
  24. 24.🟦 Which aspect ratio best fits a square sticker? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
  25. 25.🟦 A 16:9 frame is … (a) taller than wide (b) round (c) a perfect square (d) wider than it is tall
  26. 26.🟦 Which aspect ratio best fits an upright phone screen? (a) 1:1 (b) 4:3 (c) 16:9 (d) 9:16
  27. 27.🟦 Which aspect ratio best fits a phone story clip? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
  28. 28.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
  29. 29.🟦 An image is 270 pixels wide and 190 pixels tall. How many pixels does it have in all?
  30. 30.🟦 An image is 250 pixels wide and 30 pixels tall. How many pixels does it have in all?
  31. 31.Which of these best fits 4:3? (a) an upright phone screen (b) a square post (c) a phone story clip (d) an older TV screen
  32. 32.Which of these best fits 1:1? (a) a landscape video (b) a phone story clip (c) a square sticker (d) a tall phone video
  33. 33.🟦 A photo is 2000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  34. 34.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
  35. 35.🟦 Which aspect ratio best fits a widescreen slide? (a) 16:9 (b) 1:1 (c) 4:3 (d) 9:16
  36. 36.🟦 A photo is 3000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  37. 37.Which of these best fits 1:1? (a) an album cover (b) a classic tablet screen (c) a widescreen TV (d) a phone story clip
  38. 38.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
  39. 39.🟦 Zooming in a lot on a small photo makes it look … (a) longer (b) louder (c) blocky (pixelated) (d) sharper
  40. 40.🟦 An image is 300 × 200 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 4:3 (d) 3:2

Answer key

  1. 16:9
  2. 10
  3. 1200
  4. 160
  5. 570
  6. 10.5
  7. a tall phone video
  8. 3:2
  9. 270
  10. 6
  11. 11500
  12. 3400
  13. 16:9
  14. 1:1
  15. 600
  16. a tiny dot of colour
  17. 1:1
  18. 1530
  19. the number of pixels
  20. 4:3
  21. 16:9
  22. 7
  23. 13200
  24. 1:1
  25. wider than it is tall
  26. 9:16
  27. 9:16
  28. 1650
  29. 51300
  30. 7500
  31. an older TV screen
  32. a square sticker
  33. 3
  34. 2700
  35. 16:9
  36. 4.5
  37. an album cover
  38. 1350
  39. blocky (pixelated)
  40. 3:2

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