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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 622 · 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 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  2. 2.Which of these best fits 4:3? (a) a widescreen slide (b) a square post (c) a laptop film screen (d) an old-style monitor
  3. 3.Which of these best fits 4:3? (a) a square profile picture (b) a classic tablet screen (c) a laptop film screen (d) an upright phone screen
  4. 4.🟦 What is a pixel? (a) a font size (b) a sound (c) a type of paper (d) a tiny dot of colour
  5. 5.🟦 An image is 350 pixels wide and 270 pixels tall. How many pixels does it have in all?
  6. 6.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  7. 7.🟦 An image is 760 × 570 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 1:1 (d) 4:3
  8. 8.🟦 A 4:3 video frame is 600 pixels tall. How many pixels wide is it?
  9. 9.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  10. 10.🟦 Which aspect ratio best fits a phone story clip? (a) 4:3 (b) 16:9 (c) 1:1 (d) 9:16
  11. 11.🟦 An image is 340 pixels wide and 40 pixels tall. How many pixels does it have in all?
  12. 12.🟦 A photo is 5000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  13. 13.🟦 A 16:9 frame is … (a) wider than it is tall (b) round (c) taller than wide (d) a perfect square
  14. 14.🟦 A photo is 4000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  15. 15.🟦 Which aspect ratio best fits an album cover? (a) 16:9 (b) 9:16 (c) 4:3 (d) 1:1
  16. 16.Which of these best fits 16:9? (a) a widescreen slide (b) an album cover (c) a tall phone video (d) an older TV screen
  17. 17.🟦 An image is 180 pixels wide and 360 pixels tall. How many pixels does it have in all?
  18. 18.Which of these best fits 9:16? (a) a classic tablet screen (b) a phone story clip (c) an older TV screen (d) an album cover
  19. 19.🟦 Which aspect ratio best fits a square profile picture? (a) 1:1 (b) 4:3 (c) 16:9 (d) 9:16
  20. 20.🟦 A 16:9 video frame is 2880 pixels wide. How many pixels tall is it?
  21. 21.🟦 Zooming in a lot on a small photo makes it look … (a) sharper (b) longer (c) blocky (pixelated) (d) louder
  22. 22.🟦 An image is 70 × 70 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 1:1 (d) 16:9
  23. 23.🟦 An image is 190 pixels wide and 70 pixels tall. How many pixels does it have in all?
  24. 24.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
  25. 25.🟦 Stretching a photo only sideways makes people look … (a) more colourful (b) squashed or wide (c) sharper (d) exactly the same
  26. 26.🟦 Which aspect ratio best fits a tall phone video? (a) 9:16 (b) 16:9 (c) 1:1 (d) 4:3
  27. 27.Which of these best fits 1:1? (a) a tall phone video (b) an old-style monitor (c) an album cover (d) a widescreen TV
  28. 28.🟦 You shrink a 340 × 600 pixel image to half its width and half its height. How many pixels does it have now?
  29. 29.🟦 You shrink a 120 × 620 pixel image to half its width and half its height. How many pixels does it have now?
  30. 30.🟦 An image is 100 pixels wide and 340 pixels tall. How many pixels does it have in all?
  31. 31.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
  32. 32.🟦 An image is 140 pixels wide and 380 pixels tall. How many pixels does it have in all?
  33. 33.🟦 A photo is 4000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  34. 34.🟦 Which aspect ratio best fits an old-style monitor? (a) 4:3 (b) 16:9 (c) 9:16 (d) 1:1
  35. 35.🟦 Which aspect ratio best fits an upright phone screen? (a) 9:16 (b) 1:1 (c) 16:9 (d) 4:3
  36. 36.🟦 A photo is 5000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  37. 37.🟦 An image is 210 × 140 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 3:2 (d) 1:1
  38. 38.🟦 The resolution of an image is … (a) the paper colour (b) the font (c) the file name (d) the number of pixels
  39. 39.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 2-inch-wide print?
  40. 40.🟦 Which aspect ratio best fits an older TV screen? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1

Answer key

  1. 7.5
  2. an old-style monitor
  3. a classic tablet screen
  4. a tiny dot of colour
  5. 94500
  6. 900
  7. 4:3
  8. 800
  9. 600
  10. 9:16
  11. 13600
  12. 10
  13. wider than it is tall
  14. 4
  15. 1:1
  16. a widescreen slide
  17. 64800
  18. a phone story clip
  19. 1:1
  20. 1620
  21. blocky (pixelated)
  22. 1:1
  23. 13300
  24. 1650
  25. squashed or wide
  26. 9:16
  27. an album cover
  28. 51000
  29. 18600
  30. 34000
  31. 3300
  32. 53200
  33. 10
  34. 4:3
  35. 9:16
  36. 20
  37. 3:2
  38. the number of pixels
  39. 600
  40. 4:3

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