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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 526 · 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.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
  2. 2.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
  3. 3.🟦 A 16:9 video frame is 2160 pixels tall. How many pixels wide is it?
  4. 4.🟦 You shrink a 480 × 40 pixel image to half its width and half its height. How many pixels does it have now?
  5. 5.🟦 A 4:3 video frame is 560 pixels wide. How many pixels tall is it?
  6. 6.🟦 Which aspect ratio best fits a classic tablet screen? (a) 9:16 (b) 16:9 (c) 1:1 (d) 4:3
  7. 7.🟦 An image is 90 × 90 pixels. What is its aspect ratio? (a) 1:1 (b) 4:3 (c) 3:2 (d) 16:9
  8. 8.🟦 Which aspect ratio best fits an older TV screen? (a) 1:1 (b) 9:16 (c) 16:9 (d) 4:3
  9. 9.🟦 A 16:9 video frame is 180 pixels tall. How many pixels wide is it?
  10. 10.🟦 An image is 400 pixels wide and 20 pixels tall. How many pixels does it have in all?
  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 aspect ratio best fits a phone story clip? (a) 9:16 (b) 16:9 (c) 1:1 (d) 4:3
  13. 13.Which of these best fits 4:3? (a) a widescreen slide (b) a phone story clip (c) a classic tablet screen (d) an album cover
  14. 14.🟦 A photo is 2000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  15. 15.🟦 What is a pixel? (a) a tiny dot of colour (b) a type of paper (c) a sound (d) a font size
  16. 16.🟦 An image is 10 × 10 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 1:1 (d) 4:3
  17. 17.🟦 Which aspect ratio best fits a landscape video? (a) 4:3 (b) 16:9 (c) 9:16 (d) 1:1
  18. 18.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 6-inch-wide print?
  19. 19.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
  20. 20.🟦 A photo is 6000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  21. 21.🟦 A 4:3 video frame is 210 pixels tall. How many pixels wide is it?
  22. 22.Which of these best fits 1:1? (a) a landscape video (b) a widescreen TV (c) a classic tablet screen (d) an album cover
  23. 23.Which of these best fits 1:1? (a) a laptop film screen (b) an old-style monitor (c) an upright phone screen (d) a square sticker
  24. 24.🟦 The resolution of an image is … (a) the paper colour (b) the number of pixels (c) the file name (d) the font
  25. 25.🟦 A 16:9 frame is … (a) round (b) wider than it is tall (c) a perfect square (d) taller than wide
  26. 26.🟦 An image is 110 pixels wide and 30 pixels tall. How many pixels does it have in all?
  27. 27.🟦 Which aspect ratio best fits a widescreen TV? (a) 9:16 (b) 16:9 (c) 4:3 (d) 1:1
  28. 28.🟦 An image is 270 × 180 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 4:3 (d) 1:1
  29. 29.🟦 Which aspect ratio best fits an upright phone screen? (a) 1:1 (b) 9:16 (c) 4:3 (d) 16:9
  30. 30.🟦 An image is 40 pixels wide and 240 pixels tall. How many pixels does it have in all?
  31. 31.🟦 A photo is 1000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  32. 32.🟦 A 16:9 video frame is 2720 pixels wide. How many pixels tall is it?
  33. 33.🟦 An image is 110 pixels wide and 150 pixels tall. How many pixels does it have in all?
  34. 34.🟦 An image is 600 × 450 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 3:2 (d) 4:3
  35. 35.🟦 Which aspect ratio best fits a widescreen slide? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
  36. 36.🟦 Stretching a photo only sideways makes people look … (a) squashed or wide (b) sharper (c) more colourful (d) exactly the same
  37. 37.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 6-inch-wide print?
  38. 38.🟦 A 4:3 video frame is 510 pixels tall. How many pixels wide is it?
  39. 39.🟦 A 16:9 video frame is 800 pixels wide. How many pixels tall is it?
  40. 40.🟦 You shrink a 520 × 220 pixel image to half its width and half its height. How many pixels does it have now?

Answer key

  1. 1050
  2. 1350
  3. 3840
  4. 4800
  5. 420
  6. 4:3
  7. 1:1
  8. 4:3
  9. 320
  10. 8000
  11. 2100
  12. 9:16
  13. a classic tablet screen
  14. 4
  15. a tiny dot of colour
  16. 1:1
  17. 16:9
  18. 900
  19. 2400
  20. 12
  21. 280
  22. an album cover
  23. a square sticker
  24. the number of pixels
  25. wider than it is tall
  26. 3300
  27. 16:9
  28. 3:2
  29. 9:16
  30. 9600
  31. 4
  32. 1530
  33. 16500
  34. 4:3
  35. 16:9
  36. squashed or wide
  37. 1800
  38. 680
  39. 450
  40. 28600

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