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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 866 · 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) sharper (b) more colourful (c) squashed or wide (d) exactly the same
  2. 2.🟦 An image is 360 × 270 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 4:3 (d) 3:2
  3. 3.Which of these best fits 9:16? (a) a tall phone video (b) a laptop film screen (c) a square sticker (d) a classic tablet screen
  4. 4.🟦 A 4:3 video frame is 60 pixels tall. How many pixels wide is it?
  5. 5.🟦 An image is 130 pixels wide and 20 pixels tall. How many pixels does it have in all?
  6. 6.🟦 A photo is 5000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  7. 7.🟦 An image is 200 pixels wide and 150 pixels tall. How many pixels does it have in all?
  8. 8.🟦 You shrink a 560 × 760 pixel image to half its width and half its height. How many pixels does it have now?
  9. 9.Which of these best fits 4:3? (a) a laptop film screen (b) a landscape video (c) a phone story clip (d) an older TV screen
  10. 10.🟦 A photo is 3000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  11. 11.🟦 Which aspect ratio best fits a tall phone video? (a) 4:3 (b) 16:9 (c) 1:1 (d) 9:16
  12. 12.Which of these best fits 9:16? (a) a square profile picture (b) a widescreen slide (c) an older TV screen (d) a phone story clip
  13. 13.🟦 Which aspect ratio best fits a square post? (a) 16:9 (b) 4:3 (c) 1:1 (d) 9:16
  14. 14.🟦 A photo is 6000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  15. 15.Which of these best fits 4:3? (a) a laptop film screen (b) an upright phone screen (c) a square profile picture (d) a classic tablet screen
  16. 16.Which of these best fits 1:1? (a) a landscape video (b) an upright phone screen (c) a square profile picture (d) a widescreen slide
  17. 17.🟦 An image is 80 × 60 pixels. What is its aspect ratio? (a) 1:1 (b) 4:3 (c) 16:9 (d) 3:2
  18. 18.🟦 The resolution of an image is … (a) the file name (b) the font (c) the number of pixels (d) the paper colour
  19. 19.🟦 A 16:9 video frame is 270 pixels tall. How many pixels wide is it?
  20. 20.Which of these best fits 9:16? (a) a widescreen TV (b) an old-style monitor (c) a square post (d) an upright phone screen
  21. 21.🟦 An image is 350 pixels wide and 40 pixels tall. How many pixels does it have in all?
  22. 22.🟦 An image is 340 pixels wide and 80 pixels tall. How many pixels does it have in all?
  23. 23.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
  24. 24.🟦 A photo is 5000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  25. 25.🟦 Which aspect ratio best fits a phone story clip? (a) 16:9 (b) 9:16 (c) 1:1 (d) 4:3
  26. 26.Which of these best fits 16:9? (a) an album cover (b) a landscape video (c) an old-style monitor (d) a tall phone video
  27. 27.🟦 A 16:9 video frame is 3360 pixels wide. How many pixels tall is it?
  28. 28.🟦 A 4:3 video frame is 640 pixels wide. How many pixels tall is it?
  29. 29.🟦 A photo is 1000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  30. 30.🟦 You shrink a 780 × 100 pixel image to half its width and half its height. How many pixels does it have now?
  31. 31.🟦 A 4:3 video frame is 440 pixels wide. How many pixels tall is it?
  32. 32.🟦 A photo is 2000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  33. 33.🟦 Which aspect ratio best fits an old-style monitor? (a) 9:16 (b) 16:9 (c) 4:3 (d) 1:1
  34. 34.🟦 A 4:3 video frame is 360 pixels tall. How many pixels wide is it?
  35. 35.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
  36. 36.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 12-inch-wide print?
  37. 37.🟦 You shrink a 760 × 800 pixel image to half its width and half its height. How many pixels does it have now?
  38. 38.🟦 A 4:3 video frame is 760 pixels wide. How many pixels tall is it?
  39. 39.🟦 A photo is 1000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  40. 40.🟦 You shrink a 400 × 220 pixel image to half its width and half its height. How many pixels does it have now?

Answer key

  1. squashed or wide
  2. 4:3
  3. a tall phone video
  4. 80
  5. 2600
  6. 10
  7. 30000
  8. 106400
  9. an older TV screen
  10. 9
  11. 9:16
  12. a phone story clip
  13. 1:1
  14. 21
  15. a classic tablet screen
  16. a square profile picture
  17. 4:3
  18. the number of pixels
  19. 480
  20. an upright phone screen
  21. 14000
  22. 27200
  23. 1200
  24. 15
  25. 9:16
  26. a landscape video
  27. 1890
  28. 480
  29. 1.5
  30. 19500
  31. 330
  32. 3
  33. 4:3
  34. 480
  35. 3300
  36. 3600
  37. 152000
  38. 570
  39. 3.5
  40. 22000

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