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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 999 · 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.🟦 Stretching a photo only sideways makes people look … (a) squashed or wide (b) sharper (c) more colourful (d) exactly the same
  2. 2.🟦 You shrink a 100 × 220 pixel image to half its width and half its height. How many pixels does it have now?
  3. 3.Which of these best fits 1:1? (a) a square sticker (b) a tall phone video (c) a widescreen slide (d) a landscape video
  4. 4.🟦 A 16:9 frame is … (a) a perfect square (b) round (c) taller than wide (d) wider than it is tall
  5. 5.🟦 A photo is 1000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  6. 6.🟦 An image is 60 × 60 pixels. What is its aspect ratio? (a) 1:1 (b) 3:2 (c) 4:3 (d) 16:9
  7. 7.🟦 An image is 200 pixels wide and 80 pixels tall. How many pixels does it have in all?
  8. 8.🟦 A 4:3 video frame is 320 pixels wide. How many pixels tall is it?
  9. 9.Which of these best fits 4:3? (a) an upright phone screen (b) a landscape video (c) an older TV screen (d) a laptop film screen
  10. 10.🟦 An image is 120 × 80 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 4:3 (d) 3:2
  11. 11.🟦 An image is 190 pixels wide and 40 pixels tall. How many pixels does it have in all?
  12. 12.🟦 A photo is 6000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  13. 13.🟦 You shrink a 280 × 320 pixel image to half its width and half its height. How many pixels does it have now?
  14. 14.🟦 Which aspect ratio best fits an upright phone screen? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
  15. 15.🟦 Which aspect ratio best fits a laptop film screen? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
  16. 16.Which of these best fits 9:16? (a) a tall phone video (b) a widescreen TV (c) a laptop film screen (d) a classic tablet screen
  17. 17.Which of these best fits 1:1? (a) a phone story clip (b) a square post (c) a classic tablet screen (d) a landscape video
  18. 18.🟦 A 4:3 video frame is 90 pixels tall. How many pixels wide is it?
  19. 19.🟦 A 16:9 video frame is 1710 pixels tall. How many pixels wide is it?
  20. 20.🟦 An image is 340 pixels wide and 380 pixels tall. How many pixels does it have in all?
  21. 21.Which of these best fits 16:9? (a) an older TV screen (b) a square post (c) a widescreen slide (d) an upright phone screen
  22. 22.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
  23. 23.🟦 An image is 190 × 190 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 16:9 (d) 1:1
  24. 24.🟦 An image is 880 × 660 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 1:1 (d) 16:9
  25. 25.🟦 A photo is 5000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  26. 26.🟦 An image is 400 pixels wide and 100 pixels tall. How many pixels does it have in all?
  27. 27.🟦 The resolution of an image is … (a) the number of pixels (b) the paper colour (c) the font (d) the file name
  28. 28.🟦 A photo is 5000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  29. 29.🟦 An image is 390 pixels wide and 320 pixels tall. How many pixels does it have in all?
  30. 30.🟦 A 16:9 video frame is 3200 pixels wide. How many pixels tall is it?
  31. 31.🟦 A 4:3 video frame is 660 pixels tall. How many pixels wide is it?
  32. 32.🟦 An image is 220 pixels wide and 40 pixels tall. How many pixels does it have in all?
  33. 33.🟦 A 16:9 video frame is 360 pixels tall. How many pixels wide is it?
  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.🟦 A photo is 2000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  36. 36.🟦 Zooming in a lot on a small photo makes it look … (a) sharper (b) blocky (pixelated) (c) louder (d) longer
  37. 37.Which of these best fits 9:16? (a) an old-style monitor (b) a landscape video (c) a widescreen TV (d) an upright phone screen
  38. 38.🟦 Which aspect ratio best fits a square sticker? (a) 16:9 (b) 9:16 (c) 1:1 (d) 4:3
  39. 39.🟦 An image is 60 × 40 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 16:9 (d) 1:1
  40. 40.🟦 Which aspect ratio best fits a classic tablet screen? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3

Answer key

  1. squashed or wide
  2. 5500
  3. a square sticker
  4. wider than it is tall
  5. 3.5
  6. 1:1
  7. 16000
  8. 240
  9. an older TV screen
  10. 3:2
  11. 7600
  12. 9
  13. 22400
  14. 9:16
  15. 16:9
  16. a tall phone video
  17. a square post
  18. 120
  19. 3040
  20. 129200
  21. a widescreen slide
  22. 2400
  23. 1:1
  24. 4:3
  25. 7.5
  26. 40000
  27. the number of pixels
  28. 10
  29. 124800
  30. 1800
  31. 880
  32. 8800
  33. 640
  34. 2700
  35. 3
  36. blocky (pixelated)
  37. an upright phone screen
  38. 1:1
  39. 3:2
  40. 4:3

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