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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 64 · 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.🟦 Zooming in a lot on a small photo makes it look … (a) blocky (pixelated) (b) sharper (c) louder (d) longer
  2. 2.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 6-inch-wide print?
  3. 3.🟦 Which aspect ratio best fits a tall phone video? (a) 16:9 (b) 4:3 (c) 9:16 (d) 1:1
  4. 4.🟦 Which aspect ratio best fits a widescreen slide? (a) 4:3 (b) 16:9 (c) 1:1 (d) 9:16
  5. 5.🟦 An image is 350 pixels wide and 80 pixels tall. How many pixels does it have in all?
  6. 6.🟦 What is a pixel? (a) a type of paper (b) a tiny dot of colour (c) a sound (d) a font size
  7. 7.🟦 Which aspect ratio best fits a landscape video? (a) 1:1 (b) 4:3 (c) 9:16 (d) 16:9
  8. 8.Which of these best fits 9:16? (a) a widescreen TV (b) an older TV screen (c) a tall phone video (d) a landscape video
  9. 9.🟦 Which aspect ratio best fits an older TV screen? (a) 1:1 (b) 16:9 (c) 4:3 (d) 9:16
  10. 10.🟦 A 16:9 frame is … (a) a perfect square (b) wider than it is tall (c) taller than wide (d) round
  11. 11.🟦 You shrink a 200 × 240 pixel image to half its width and half its height. How many pixels does it have now?
  12. 12.🟦 An image is 360 pixels wide and 50 pixels tall. How many pixels does it have in all?
  13. 13.🟦 An image is 520 × 390 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 4:3 (d) 3:2
  14. 14.🟦 The resolution of an image is … (a) the paper colour (b) the font (c) the number of pixels (d) the file name
  15. 15.🟦 A 16:9 video frame is 1120 pixels wide. How many pixels tall is it?
  16. 16.Which of these best fits 4:3? (a) a square post (b) an older TV screen (c) a landscape video (d) a phone story clip
  17. 17.🟦 An image is 140 pixels wide and 320 pixels tall. How many pixels does it have in all?
  18. 18.Which of these best fits 1:1? (a) a square post (b) a tall phone video (c) a classic tablet screen (d) a widescreen TV
  19. 19.🟦 A photo is 1000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  20. 20.🟦 You shrink a 460 × 100 pixel image to half its width and half its height. How many pixels does it have now?
  21. 21.Which of these best fits 16:9? (a) an upright phone screen (b) a classic tablet screen (c) a widescreen TV (d) a square sticker
  22. 22.🟦 An image is 260 pixels wide and 310 pixels tall. How many pixels does it have in all?
  23. 23.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 12-inch-wide print?
  24. 24.🟦 An image is 120 × 90 pixels. What is its aspect ratio? (a) 1:1 (b) 3:2 (c) 4:3 (d) 16:9
  25. 25.🟦 You shrink a 760 × 420 pixel image to half its width and half its height. How many pixels does it have now?
  26. 26.🟦 A 16:9 video frame is 3840 pixels wide. How many pixels tall is it?
  27. 27.Which of these best fits 1:1? (a) a landscape video (b) a tall phone video (c) a phone story clip (d) a square profile picture
  28. 28.🟦 An image is 200 pixels wide and 170 pixels tall. How many pixels does it have in all?
  29. 29.🟦 Which aspect ratio best fits a classic tablet screen? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
  30. 30.Which of these best fits 9:16? (a) a widescreen TV (b) an upright phone screen (c) a square post (d) an old-style monitor
  31. 31.🟦 An image is 3040 × 1710 pixels. What is its aspect ratio? (a) 1:1 (b) 4:3 (c) 3:2 (d) 16:9
  32. 32.🟦 A photo is 4000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  33. 33.🟦 An image is 110 pixels wide and 400 pixels tall. How many pixels does it have in all?
  34. 34.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 6-inch-wide print?
  35. 35.🟦 A photo is 5000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  36. 36.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
  37. 37.🟦 An image is 260 pixels wide and 110 pixels tall. How many pixels does it have in all?
  38. 38.🟦 An image is 40 pixels wide and 130 pixels tall. How many pixels does it have in all?
  39. 39.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
  40. 40.🟦 A 16:9 video frame is 1350 pixels tall. How many pixels wide is it?

Answer key

  1. blocky (pixelated)
  2. 900
  3. 9:16
  4. 16:9
  5. 28000
  6. a tiny dot of colour
  7. 16:9
  8. a tall phone video
  9. 4:3
  10. wider than it is tall
  11. 12000
  12. 18000
  13. 4:3
  14. the number of pixels
  15. 630
  16. an older TV screen
  17. 44800
  18. a square post
  19. 2
  20. 11500
  21. a widescreen TV
  22. 80600
  23. 3600
  24. 4:3
  25. 79800
  26. 2160
  27. a square profile picture
  28. 34000
  29. 4:3
  30. an upright phone screen
  31. 16:9
  32. 4
  33. 44000
  34. 1800
  35. 7.5
  36. 1200
  37. 28600
  38. 5200
  39. 3300
  40. 2400

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