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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 130 · 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 classic tablet screen? (a) 16:9 (b) 9:16 (c) 4:3 (d) 1:1
  2. 2.🟦 Which aspect ratio best fits a square post? (a) 16:9 (b) 9:16 (c) 1:1 (d) 4:3
  3. 3.🟦 A photo is 1000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  4. 4.🟦 An image is 360 pixels wide and 30 pixels tall. How many pixels does it have in all?
  5. 5.🟦 An image is 220 pixels wide and 60 pixels tall. How many pixels does it have in all?
  6. 6.🟦 A 4:3 video frame is 360 pixels wide. How many pixels tall is it?
  7. 7.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
  8. 8.🟦 A 4:3 video frame is 920 pixels wide. How many pixels tall is it?
  9. 9.🟦 A 4:3 video frame is 480 pixels tall. How many pixels wide is it?
  10. 10.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
  11. 11.🟦 What is a pixel? (a) a font size (b) a tiny dot of colour (c) a sound (d) a type of paper
  12. 12.🟦 A 16:9 frame is … (a) taller than wide (b) a perfect square (c) wider than it is tall (d) round
  13. 13.🟦 A photo is 5000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  14. 14.🟦 An image is 280 pixels wide and 400 pixels tall. How many pixels does it have in all?
  15. 15.🟦 A 16:9 video frame is 1260 pixels tall. How many pixels wide is it?
  16. 16.🟦 You shrink a 340 × 100 pixel image to half its width and half its height. How many pixels does it have now?
  17. 17.Which of these best fits 1:1? (a) a tall phone video (b) a square sticker (c) a widescreen TV (d) an old-style monitor
  18. 18.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
  19. 19.🟦 An image is 150 pixels wide and 190 pixels tall. How many pixels does it have in all?
  20. 20.Which of these best fits 9:16? (a) a phone story clip (b) a landscape video (c) an old-style monitor (d) a laptop film screen
  21. 21.🟦 An image is 20 pixels wide and 200 pixels tall. How many pixels does it have in all?
  22. 22.🟦 An image is 230 pixels wide and 120 pixels tall. How many pixels does it have in all?
  23. 23.🟦 A photo is 4000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  24. 24.Which of these best fits 1:1? (a) a landscape video (b) an older TV screen (c) an album cover (d) a classic tablet screen
  25. 25.🟦 Which aspect ratio best fits a tall phone video? (a) 16:9 (b) 4:3 (c) 1:1 (d) 9:16
  26. 26.🟦 An image is 180 pixels wide and 90 pixels tall. How many pixels does it have in all?
  27. 27.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
  28. 28.🟦 An image is 50 × 50 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 3:2 (d) 1:1
  29. 29.🟦 A 4:3 video frame is 60 pixels tall. How many pixels wide is it?
  30. 30.🟦 Zooming in a lot on a small photo makes it look … (a) sharper (b) longer (c) blocky (pixelated) (d) louder
  31. 31.🟦 A 4:3 video frame is 400 pixels wide. How many pixels tall is it?
  32. 32.🟦 You shrink a 40 × 780 pixel image to half its width and half its height. How many pixels does it have now?
  33. 33.Which of these best fits 4:3? (a) a square sticker (b) an old-style monitor (c) a square profile picture (d) an upright phone screen
  34. 34.🟦 A photo is 4000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  35. 35.🟦 A 4:3 video frame is 800 pixels wide. How many pixels tall is it?
  36. 36.🟦 You shrink a 180 × 540 pixel image to half its width and half its height. How many pixels does it have now?
  37. 37.🟦 An image is 360 × 270 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 1:1 (d) 16:9
  38. 38.🟦 The resolution of an image is … (a) the number of pixels (b) the file name (c) the paper colour (d) the font
  39. 39.🟦 Which aspect ratio best fits a landscape video? (a) 1:1 (b) 16:9 (c) 4:3 (d) 9:16
  40. 40.🟦 A photo is 2000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =

Answer key

  1. 4:3
  2. 1:1
  3. 1
  4. 10800
  5. 13200
  6. 270
  7. 1350
  8. 690
  9. 640
  10. 1050
  11. a tiny dot of colour
  12. wider than it is tall
  13. 12.5
  14. 112000
  15. 2240
  16. 8500
  17. a square sticker
  18. 3300
  19. 28500
  20. a phone story clip
  21. 4000
  22. 27600
  23. 4
  24. an album cover
  25. 9:16
  26. 16200
  27. 3000
  28. 1:1
  29. 80
  30. blocky (pixelated)
  31. 300
  32. 7800
  33. an old-style monitor
  34. 16
  35. 600
  36. 24300
  37. 4:3
  38. the number of pixels
  39. 16:9
  40. 8

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