← Pixels and image size lesson New set →

Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 499 · 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.🟦 An image is 380 pixels wide and 310 pixels tall. How many pixels does it have in all?
  2. 2.🟦 An image is 160 pixels wide and 80 pixels tall. How many pixels does it have in all?
  3. 3.🟦 Stretching a photo only sideways makes people look … (a) squashed or wide (b) sharper (c) more colourful (d) exactly the same
  4. 4.🟦 A photo is 6000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  5. 5.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  6. 6.🟦 An image is 160 × 90 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 1:1 (d) 3:2
  7. 7.🟦 Which aspect ratio best fits a square sticker? (a) 16:9 (b) 4:3 (c) 9:16 (d) 1:1
  8. 8.🟦 A photo is 2000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  9. 9.🟦 Which aspect ratio best fits an old-style monitor? (a) 9:16 (b) 4:3 (c) 1:1 (d) 16:9
  10. 10.Which of these best fits 16:9? (a) a square profile picture (b) a phone story clip (c) an older TV screen (d) a landscape video
  11. 11.🟦 An image is 160 pixels wide and 220 pixels tall. How many pixels does it have in all?
  12. 12.🟦 Which aspect ratio best fits an album cover? (a) 9:16 (b) 16:9 (c) 1:1 (d) 4:3
  13. 13.🟦 A photo is 2000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  14. 14.🟦 The resolution of an image is … (a) the paper colour (b) the font (c) the file name (d) the number of pixels
  15. 15.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  16. 16.🟦 An image is 800 × 600 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 16:9 (d) 3:2
  17. 17.🟦 Which aspect ratio best fits an upright phone screen? (a) 1:1 (b) 16:9 (c) 4:3 (d) 9:16
  18. 18.🟦 You shrink a 400 × 620 pixel image to half its width and half its height. How many pixels does it have now?
  19. 19.🟦 An image is 170 × 170 pixels. What is its aspect ratio? (a) 1:1 (b) 4:3 (c) 3:2 (d) 16:9
  20. 20.🟦 You shrink a 440 × 420 pixel image to half its width and half its height. How many pixels does it have now?
  21. 21.🟦 You shrink a 240 × 180 pixel image to half its width and half its height. How many pixels does it have now?
  22. 22.🟦 Which aspect ratio best fits a widescreen TV? (a) 1:1 (b) 9:16 (c) 16:9 (d) 4:3
  23. 23.🟦 An image is 310 pixels wide and 280 pixels tall. How many pixels does it have in all?
  24. 24.Which of these best fits 9:16? (a) a square post (b) a classic tablet screen (c) an upright phone screen (d) a square sticker
  25. 25.🟦 A photo is 4000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  26. 26.Which of these best fits 16:9? (a) a square post (b) a widescreen slide (c) a tall phone video (d) a square sticker
  27. 27.Which of these best fits 9:16? (a) a widescreen slide (b) a tall phone video (c) a landscape video (d) a laptop film screen
  28. 28.🟦 A photo is 2000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  29. 29.🟦 A 4:3 video frame is 180 pixels tall. How many pixels wide is it?
  30. 30.🟦 You shrink a 520 × 760 pixel image to half its width and half its height. How many pixels does it have now?
  31. 31.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  32. 32.🟦 An image is 40 pixels wide and 100 pixels tall. How many pixels does it have in all?
  33. 33.🟦 Which aspect ratio best fits a phone story clip? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
  34. 34.🟦 An image is 330 pixels wide and 110 pixels tall. How many pixels does it have in all?
  35. 35.🟦 A 4:3 video frame is 560 pixels wide. How many pixels tall is it?
  36. 36.🟦 An image is 360 × 240 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 3:2 (d) 4:3
  37. 37.Which of these best fits 9:16? (a) a square profile picture (b) a phone story clip (c) a landscape video (d) a classic tablet screen
  38. 38.🟦 You shrink a 360 × 440 pixel image to half its width and half its height. How many pixels does it have now?
  39. 39.Which of these best fits 1:1? (a) a classic tablet screen (b) a square post (c) a phone story clip (d) a widescreen TV
  40. 40.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?

Answer key

  1. 117800
  2. 12800
  3. squashed or wide
  4. 15
  5. 600
  6. 16:9
  7. 1:1
  8. 3
  9. 4:3
  10. a landscape video
  11. 35200
  12. 1:1
  13. 8
  14. the number of pixels
  15. 900
  16. 4:3
  17. 9:16
  18. 62000
  19. 1:1
  20. 46200
  21. 10800
  22. 16:9
  23. 86800
  24. an upright phone screen
  25. 10
  26. a widescreen slide
  27. a tall phone video
  28. 6
  29. 240
  30. 98800
  31. 1200
  32. 4000
  33. 9:16
  34. 36300
  35. 420
  36. 3:2
  37. a phone story clip
  38. 39600
  39. a square post
  40. 1500

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