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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 926 · 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.🟦 Which aspect ratio best fits a square post? (a) 4:3 (b) 9:16 (c) 16:9 (d) 1:1
  2. 2.🟦 Which aspect ratio best fits an old-style monitor? (a) 1:1 (b) 16:9 (c) 4:3 (d) 9:16
  3. 3.🟦 You shrink a 200 × 520 pixel image to half its width and half its height. How many pixels does it have now?
  4. 4.🟦 A photo is 2000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  5. 5.🟦 What is a pixel? (a) a tiny dot of colour (b) a sound (c) a font size (d) a type of paper
  6. 6.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 5-inch-wide print?
  7. 7.Which of these best fits 16:9? (a) an older TV screen (b) a widescreen TV (c) a square profile picture (d) a square post
  8. 8.🟦 A photo is 5000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  9. 9.🟦 An image is 240 pixels wide and 40 pixels tall. How many pixels does it have in all?
  10. 10.🟦 An image is 440 × 330 pixels. What is its aspect ratio? (a) 1:1 (b) 3:2 (c) 16:9 (d) 4:3
  11. 11.Which of these best fits 4:3? (a) a landscape video (b) a square post (c) a widescreen slide (d) an old-style monitor
  12. 12.🟦 You shrink a 300 × 740 pixel image to half its width and half its height. How many pixels does it have now?
  13. 13.🟦 An image is 1120 × 630 pixels. What is its aspect ratio? (a) 1:1 (b) 3:2 (c) 16:9 (d) 4:3
  14. 14.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
  15. 15.🟦 Which aspect ratio best fits a widescreen TV? (a) 4:3 (b) 9:16 (c) 16:9 (d) 1:1
  16. 16.🟦 Which aspect ratio best fits a tall phone video? (a) 9:16 (b) 16:9 (c) 4:3 (d) 1:1
  17. 17.🟦 Which aspect ratio best fits an older TV screen? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
  18. 18.🟦 An image is 50 pixels wide and 380 pixels tall. How many pixels does it have in all?
  19. 19.🟦 A 16:9 video frame is 2400 pixels wide. How many pixels tall is it?
  20. 20.🟦 An image is 510 × 340 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 1:1 (d) 4:3
  21. 21.🟦 An image is 1920 × 1080 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 4:3 (d) 3:2
  22. 22.🟦 Stretching a photo only sideways makes people look … (a) sharper (b) exactly the same (c) more colourful (d) squashed or wide
  23. 23.🟦 An image is 330 pixels wide and 120 pixels tall. How many pixels does it have in all?
  24. 24.🟦 A 16:9 video frame is 1120 pixels wide. How many pixels tall is it?
  25. 25.🟦 An image is 150 × 100 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 1:1 (d) 16:9
  26. 26.🟦 You shrink a 280 × 240 pixel image to half its width and half its height. How many pixels does it have now?
  27. 27.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
  28. 28.🟦 An image is 760 × 570 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 3:2 (d) 4:3
  29. 29.🟦 A photo is 5000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  30. 30.Which of these best fits 9:16? (a) a landscape video (b) an upright phone screen (c) a widescreen TV (d) a square post
  31. 31.🟦 A 16:9 video frame is 270 pixels tall. How many pixels wide is it?
  32. 32.🟦 A photo is 6000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  33. 33.Which of these best fits 1:1? (a) an upright phone screen (b) a laptop film screen (c) a landscape video (d) a square post
  34. 34.🟦 You shrink a 280 × 300 pixel image to half its width and half its height. How many pixels does it have now?
  35. 35.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 2-inch-wide print?
  36. 36.🟦 Which aspect ratio best fits a classic tablet screen? (a) 4:3 (b) 1:1 (c) 9:16 (d) 16:9
  37. 37.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  38. 38.🟦 An image is 170 pixels wide and 20 pixels tall. How many pixels does it have in all?
  39. 39.🟦 Which aspect ratio best fits an album cover? (a) 1:1 (b) 9:16 (c) 4:3 (d) 16:9
  40. 40.🟦 A 16:9 video frame is 1080 pixels tall. How many pixels wide is it?

Answer key

  1. 1:1
  2. 4:3
  3. 26000
  4. 8
  5. a tiny dot of colour
  6. 1500
  7. a widescreen TV
  8. 15
  9. 9600
  10. 4:3
  11. an old-style monitor
  12. 55500
  13. 16:9
  14. 1500
  15. 16:9
  16. 9:16
  17. 4:3
  18. 19000
  19. 1350
  20. 3:2
  21. 16:9
  22. squashed or wide
  23. 39600
  24. 630
  25. 3:2
  26. 16800
  27. 2100
  28. 4:3
  29. 7.5
  30. an upright phone screen
  31. 480
  32. 12
  33. a square post
  34. 21000
  35. 300
  36. 4:3
  37. 600
  38. 3400
  39. 1:1
  40. 1920

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