← Pixels and image size lesson New set →

Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 448 · 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 phone story clip? (a) 1:1 (b) 16:9 (c) 4:3 (d) 9:16
  2. 2.🟦 An image is 390 pixels wide and 20 pixels tall. How many pixels does it have in all?
  3. 3.🟦 Which aspect ratio best fits a classic tablet screen? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
  4. 4.🟦 Which aspect ratio best fits an upright phone screen? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
  5. 5.🟦 An image is 320 pixels wide and 280 pixels tall. How many pixels does it have in all?
  6. 6.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
  7. 7.🟦 An image is 240 × 180 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 3:2 (d) 4:3
  8. 8.🟦 An image is 400 pixels wide and 320 pixels tall. How many pixels does it have in all?
  9. 9.🟦 You shrink a 740 × 360 pixel image to half its width and half its height. How many pixels does it have now?
  10. 10.🟦 A photo is 1000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  11. 11.🟦 A 4:3 video frame is 90 pixels tall. How many pixels wide is it?
  12. 12.🟦 Which aspect ratio best fits a laptop film screen? (a) 4:3 (b) 1:1 (c) 9:16 (d) 16:9
  13. 13.🟦 An image is 40 pixels wide and 180 pixels tall. How many pixels does it have in all?
  14. 14.🟦 What is a pixel? (a) a sound (b) a font size (c) a type of paper (d) a tiny dot of colour
  15. 15.🟦 A photo is 2000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  16. 16.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 6-inch-wide print?
  17. 17.🟦 A photo is 3000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  18. 18.🟦 An image is 30 pixels wide and 180 pixels tall. How many pixels does it have in all?
  19. 19.🟦 A 16:9 video frame is 900 pixels tall. How many pixels wide is it?
  20. 20.Which of these best fits 4:3? (a) a square profile picture (b) an older TV screen (c) a widescreen TV (d) a phone story clip
  21. 21.🟦 The resolution of an image is … (a) the number of pixels (b) the font (c) the file name (d) the paper colour
  22. 22.🟦 Which aspect ratio best fits a square post? (a) 1:1 (b) 9:16 (c) 16:9 (d) 4:3
  23. 23.🟦 Which aspect ratio best fits a landscape video? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
  24. 24.🟦 Which aspect ratio best fits a widescreen TV? (a) 16:9 (b) 9:16 (c) 1:1 (d) 4:3
  25. 25.🟦 Which aspect ratio best fits a widescreen slide? (a) 9:16 (b) 16:9 (c) 4:3 (d) 1:1
  26. 26.🟦 You shrink a 780 × 120 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 2-inch-wide print?
  28. 28.Which of these best fits 1:1? (a) a classic tablet screen (b) a landscape video (c) an older TV screen (d) an album cover
  29. 29.🟦 A photo is 1000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  30. 30.Which of these best fits 16:9? (a) a landscape video (b) a classic tablet screen (c) an upright phone screen (d) a square sticker
  31. 31.🟦 You shrink a 520 × 600 pixel image to half its width and half its height. How many pixels does it have now?
  32. 32.🟦 An image is 390 pixels wide and 200 pixels tall. How many pixels does it have in all?
  33. 33.🟦 Which aspect ratio best fits an old-style monitor? (a) 1:1 (b) 9:16 (c) 4:3 (d) 16:9
  34. 34.🟦 An image is 360 pixels wide and 260 pixels tall. How many pixels does it have in all?
  35. 35.🟦 A photo is 5000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  36. 36.🟦 A 16:9 video frame is 180 pixels tall. How many pixels wide is it?
  37. 37.🟦 Which aspect ratio best fits an older TV screen? (a) 1:1 (b) 16:9 (c) 4:3 (d) 9:16
  38. 38.🟦 An image is 160 × 120 pixels. What is its aspect ratio? (a) 1:1 (b) 3:2 (c) 16:9 (d) 4:3
  39. 39.🟦 A photo is 1000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  40. 40.🟦 An image is 1760 × 990 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 1:1 (d) 16:9

Answer key

  1. 9:16
  2. 7800
  3. 4:3
  4. 9:16
  5. 89600
  6. 1050
  7. 4:3
  8. 128000
  9. 66600
  10. 2
  11. 120
  12. 16:9
  13. 7200
  14. a tiny dot of colour
  15. 4
  16. 1800
  17. 6
  18. 5400
  19. 1600
  20. an older TV screen
  21. the number of pixels
  22. 1:1
  23. 16:9
  24. 16:9
  25. 16:9
  26. 23400
  27. 600
  28. an album cover
  29. 1
  30. a landscape video
  31. 78000
  32. 78000
  33. 4:3
  34. 93600
  35. 17.5
  36. 320
  37. 4:3
  38. 4:3
  39. 4
  40. 16:9

Free animation and design lessons, practice and worksheets at talentjr.in/animation-for-kids