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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 987 · 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 16:9 video frame is 630 pixels tall. How many pixels wide is it?
  2. 2.🟦 An image is 2400 × 1350 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 4:3 (d) 1:1
  3. 3.🟦 An image is 690 × 460 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 1:1 (d) 4:3
  4. 4.🟦 A 16:9 video frame is 320 pixels wide. How many pixels tall is it?
  5. 5.Which of these best fits 16:9? (a) a landscape video (b) an upright phone screen (c) a tall phone video (d) a classic tablet screen
  6. 6.Which of these best fits 9:16? (a) a square profile picture (b) a widescreen slide (c) an album cover (d) an upright phone screen
  7. 7.🟦 An image is 330 × 220 pixels. What is its aspect ratio? (a) 1:1 (b) 3:2 (c) 4:3 (d) 16:9
  8. 8.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  9. 9.🟦 What is a pixel? (a) a font size (b) a sound (c) a tiny dot of colour (d) a type of paper
  10. 10.🟦 You shrink a 480 × 800 pixel image to half its width and half its height. How many pixels does it have now?
  11. 11.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
  12. 12.Which of these best fits 9:16? (a) a landscape video (b) a laptop film screen (c) a phone story clip (d) an album cover
  13. 13.🟦 An image is 600 × 400 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 4:3 (d) 3:2
  14. 14.🟦 An image is 960 × 720 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 1:1 (d) 3:2
  15. 15.🟦 You shrink a 660 × 700 pixel image to half its width and half its height. How many pixels does it have now?
  16. 16.🟦 A 4:3 video frame is 120 pixels tall. How many pixels wide is it?
  17. 17.🟦 Which aspect ratio best fits a widescreen TV? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
  18. 18.🟦 An image is 60 pixels wide and 50 pixels tall. How many pixels does it have in all?
  19. 19.🟦 A photo is 6000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  20. 20.Which of these best fits 1:1? (a) a widescreen slide (b) a phone story clip (c) a widescreen TV (d) a square profile picture
  21. 21.🟦 A 16:9 frame is … (a) round (b) wider than it is tall (c) taller than wide (d) a perfect square
  22. 22.Which of these best fits 4:3? (a) an album cover (b) a square profile picture (c) a widescreen slide (d) an older TV screen
  23. 23.🟦 Stretching a photo only sideways makes people look … (a) exactly the same (b) sharper (c) squashed or wide (d) more colourful
  24. 24.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
  25. 25.🟦 A photo is 2000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  26. 26.🟦 A 4:3 video frame is 420 pixels tall. How many pixels wide is it?
  27. 27.🟦 A photo is 4000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  28. 28.Which of these best fits 9:16? (a) a tall phone video (b) a laptop film screen (c) a widescreen TV (d) a widescreen slide
  29. 29.Which of these best fits 1:1? (a) a widescreen TV (b) a tall phone video (c) a landscape video (d) an album cover
  30. 30.🟦 A photo is 6000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  31. 31.🟦 Zooming in a lot on a small photo makes it look … (a) longer (b) blocky (pixelated) (c) louder (d) sharper
  32. 32.🟦 Which aspect ratio best fits an upright phone screen? (a) 1:1 (b) 16:9 (c) 4:3 (d) 9:16
  33. 33.🟦 An image is 290 pixels wide and 220 pixels tall. How many pixels does it have in all?
  34. 34.🟦 Which aspect ratio best fits a phone story clip? (a) 9:16 (b) 1:1 (c) 4:3 (d) 16:9
  35. 35.Which of these best fits 4:3? (a) a classic tablet screen (b) a tall phone video (c) a widescreen TV (d) a widescreen slide
  36. 36.🟦 An image is 70 × 70 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 16:9 (d) 1:1
  37. 37.🟦 Which aspect ratio best fits an album cover? (a) 16:9 (b) 4:3 (c) 1:1 (d) 9:16
  38. 38.🟦 Which aspect ratio best fits a landscape video? (a) 9:16 (b) 1:1 (c) 4:3 (d) 16:9
  39. 39.🟦 You shrink a 460 × 500 pixel image to half its width and half its height. How many pixels does it have now?
  40. 40.Which of these best fits 1:1? (a) a tall phone video (b) a laptop film screen (c) a classic tablet screen (d) a square post

Answer key

  1. 1120
  2. 16:9
  3. 3:2
  4. 180
  5. a landscape video
  6. an upright phone screen
  7. 3:2
  8. 1200
  9. a tiny dot of colour
  10. 96000
  11. 2100
  12. a phone story clip
  13. 3:2
  14. 4:3
  15. 115500
  16. 160
  17. 16:9
  18. 3000
  19. 18
  20. a square profile picture
  21. wider than it is tall
  22. an older TV screen
  23. squashed or wide
  24. 1350
  25. 8
  26. 560
  27. 10
  28. a tall phone video
  29. an album cover
  30. 12
  31. blocky (pixelated)
  32. 9:16
  33. 63800
  34. 9:16
  35. a classic tablet screen
  36. 1:1
  37. 1:1
  38. 16:9
  39. 57500
  40. a square post

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