← Pixels and image size lesson New set →

Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 974 · 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 of these best fits 9:16? (a) an older TV screen (b) an upright phone screen (c) a widescreen slide (d) a landscape video
  2. 2.🟦 An image is 80 pixels wide and 40 pixels tall. How many pixels does it have in all?
  3. 3.🟦 A 16:9 frame is … (a) a perfect square (b) wider than it is tall (c) round (d) taller than wide
  4. 4.Which of these best fits 9:16? (a) a widescreen slide (b) an album cover (c) a phone story clip (d) a landscape video
  5. 5.🟦 An image is 80 × 80 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 3:2 (d) 1:1
  6. 6.🟦 Stretching a photo only sideways makes people look … (a) more colourful (b) exactly the same (c) sharper (d) squashed or wide
  7. 7.🟦 An image is 370 pixels wide and 260 pixels tall. How many pixels does it have in all?
  8. 8.🟦 Which aspect ratio best fits a phone story clip? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
  9. 9.🟦 A photo is 3000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  10. 10.🟦 What is a pixel? (a) a sound (b) a tiny dot of colour (c) a font size (d) a type of paper
  11. 11.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
  12. 12.🟦 A 16:9 video frame is 180 pixels tall. How many pixels wide is it?
  13. 13.🟦 Which aspect ratio best fits a square sticker? (a) 16:9 (b) 1:1 (c) 4:3 (d) 9:16
  14. 14.🟦 An image is 100 pixels wide and 160 pixels tall. How many pixels does it have in all?
  15. 15.Which of these best fits 16:9? (a) a laptop film screen (b) an old-style monitor (c) a square sticker (d) an upright phone screen
  16. 16.🟦 Which aspect ratio best fits a square profile picture? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
  17. 17.🟦 Which aspect ratio best fits a tall phone video? (a) 16:9 (b) 4:3 (c) 1:1 (d) 9:16
  18. 18.🟦 An image is 720 × 540 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 1:1 (d) 4:3
  19. 19.🟦 Zooming in a lot on a small photo makes it look … (a) longer (b) blocky (pixelated) (c) sharper (d) louder
  20. 20.Which of these best fits 16:9? (a) a square sticker (b) a tall phone video (c) an older TV screen (d) a widescreen slide
  21. 21.🟦 An image is 70 pixels wide and 120 pixels tall. How many pixels does it have in all?
  22. 22.🟦 Which aspect ratio best fits a square post? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
  23. 23.🟦 Which aspect ratio best fits a laptop film screen? (a) 16:9 (b) 1:1 (c) 4:3 (d) 9:16
  24. 24.🟦 An image is 120 pixels wide and 120 pixels tall. How many pixels does it have in all?
  25. 25.🟦 An image is 200 pixels wide and 80 pixels tall. How many pixels does it have in all?
  26. 26.🟦 Which aspect ratio best fits an old-style monitor? (a) 9:16 (b) 16:9 (c) 1:1 (d) 4:3
  27. 27.🟦 Which aspect ratio best fits a widescreen slide? (a) 4:3 (b) 16:9 (c) 9:16 (d) 1:1
  28. 28.🟦 You shrink a 260 × 720 pixel image to half its width and half its height. How many pixels does it have now?
  29. 29.🟦 You shrink a 700 × 720 pixel image to half its width and half its height. How many pixels does it have now?
  30. 30.🟦 An image is 10 × 10 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 1:1 (d) 3:2
  31. 31.🟦 A 16:9 video frame is 1980 pixels tall. How many pixels wide is it?
  32. 32.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 6-inch-wide print?
  33. 33.🟦 A 16:9 video frame is 480 pixels wide. How many pixels tall is it?
  34. 34.🟦 A 16:9 video frame is 2400 pixels wide. How many pixels tall is it?
  35. 35.🟦 An image is 3200 × 1800 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 3:2 (d) 4:3
  36. 36.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  37. 37.🟦 You shrink a 520 × 620 pixel image to half its width and half its height. How many pixels does it have now?
  38. 38.🟦 Which aspect ratio best fits an older TV screen? (a) 9:16 (b) 4:3 (c) 1:1 (d) 16:9
  39. 39.🟦 A photo is 3000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  40. 40.🟦 Which aspect ratio best fits a classic tablet screen? (a) 1:1 (b) 9:16 (c) 4:3 (d) 16:9

Answer key

  1. an upright phone screen
  2. 3200
  3. wider than it is tall
  4. a phone story clip
  5. 1:1
  6. squashed or wide
  7. 96200
  8. 9:16
  9. 3
  10. a tiny dot of colour
  11. 3000
  12. 320
  13. 1:1
  14. 16000
  15. a laptop film screen
  16. 1:1
  17. 9:16
  18. 4:3
  19. blocky (pixelated)
  20. a widescreen slide
  21. 8400
  22. 1:1
  23. 16:9
  24. 14400
  25. 16000
  26. 4:3
  27. 16:9
  28. 46800
  29. 126000
  30. 1:1
  31. 3520
  32. 1800
  33. 270
  34. 1350
  35. 16:9
  36. 450
  37. 80600
  38. 4:3
  39. 9
  40. 4:3

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