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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 134 · 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.🟦 A photo is 6000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  2. 2.Which of these best fits 1:1? (a) an upright phone screen (b) a square profile picture (c) a phone story clip (d) an old-style monitor
  3. 3.🟦 Which aspect ratio best fits a landscape video? (a) 9:16 (b) 16:9 (c) 1:1 (d) 4:3
  4. 4.Which of these best fits 1:1? (a) an old-style monitor (b) a square sticker (c) a widescreen slide (d) a widescreen TV
  5. 5.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
  6. 6.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
  7. 7.🟦 Zooming in a lot on a small photo makes it look … (a) longer (b) sharper (c) blocky (pixelated) (d) louder
  8. 8.🟦 You shrink a 280 × 320 pixel image to half its width and half its height. How many pixels does it have now?
  9. 9.🟦 A 16:9 video frame is 1600 pixels wide. How many pixels tall is it?
  10. 10.🟦 A 16:9 video frame is 1260 pixels tall. How many pixels wide is it?
  11. 11.🟦 A photo is 4000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  12. 12.🟦 A photo is 6000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  13. 13.🟦 An image is 220 pixels wide and 150 pixels tall. How many pixels does it have in all?
  14. 14.🟦 You shrink a 600 × 760 pixel image to half its width and half its height. How many pixels does it have now?
  15. 15.🟦 An image is 720 × 540 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 3:2 (d) 16:9
  16. 16.Which of these best fits 16:9? (a) an upright phone screen (b) a widescreen TV (c) an older TV screen (d) an old-style monitor
  17. 17.🟦 The resolution of an image is … (a) the font (b) the paper colour (c) the file name (d) the number of pixels
  18. 18.🟦 A photo is 2000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  19. 19.🟦 What is a pixel? (a) a font size (b) a type of paper (c) a tiny dot of colour (d) a sound
  20. 20.Which of these best fits 9:16? (a) a classic tablet screen (b) a square post (c) a phone story clip (d) a widescreen slide
  21. 21.🟦 A photo is 1000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  22. 22.Which of these best fits 4:3? (a) a landscape video (b) a widescreen TV (c) a classic tablet screen (d) a square sticker
  23. 23.🟦 You shrink a 700 × 760 pixel image to half its width and half its height. How many pixels does it have now?
  24. 24.Which of these best fits 1:1? (a) a widescreen slide (b) a classic tablet screen (c) a laptop film screen (d) an album cover
  25. 25.🟦 A photo is 1000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  26. 26.🟦 A photo is 4000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  27. 27.🟦 Which aspect ratio best fits an older TV screen? (a) 4:3 (b) 16:9 (c) 1:1 (d) 9:16
  28. 28.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  29. 29.🟦 A 16:9 video frame is 2400 pixels wide. How many pixels tall is it?
  30. 30.🟦 Which aspect ratio best fits an upright phone screen? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
  31. 31.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
  32. 32.🟦 A photo is 6000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  33. 33.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  34. 34.Which of these best fits 16:9? (a) a widescreen slide (b) a square post (c) an older TV screen (d) a square profile picture
  35. 35.🟦 A photo is 4000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  36. 36.🟦 A 16:9 video frame is 2160 pixels tall. How many pixels wide is it?
  37. 37.🟦 An image is 40 pixels wide and 120 pixels tall. How many pixels does it have in all?
  38. 38.🟦 A 4:3 video frame is 400 pixels wide. How many pixels tall is it?
  39. 39.🟦 Which aspect ratio best fits a square sticker? (a) 16:9 (b) 1:1 (c) 9:16 (d) 4:3
  40. 40.🟦 You shrink a 240 × 380 pixel image to half its width and half its height. How many pixels does it have now?

Answer key

  1. 18
  2. a square profile picture
  3. 16:9
  4. a square sticker
  5. 1050
  6. 1500
  7. blocky (pixelated)
  8. 22400
  9. 900
  10. 2240
  11. 6
  12. 12
  13. 33000
  14. 114000
  15. 4:3
  16. a widescreen TV
  17. the number of pixels
  18. 7
  19. a tiny dot of colour
  20. a phone story clip
  21. 2.5
  22. a classic tablet screen
  23. 133000
  24. an album cover
  25. 4
  26. 16
  27. 4:3
  28. 450
  29. 1350
  30. 9:16
  31. 2400
  32. 15
  33. 600
  34. a widescreen slide
  35. 8
  36. 3840
  37. 4800
  38. 300
  39. 1:1
  40. 22800

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