← Pixels and image size lesson New set →

Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 524 · 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 1000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  2. 2.🟦 A 16:9 video frame is 2070 pixels tall. How many pixels wide is it?
  3. 3.🟦 An image is 40 pixels wide and 120 pixels tall. How many pixels does it have in all?
  4. 4.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 12-inch-wide print?
  5. 5.🟦 An image is 390 pixels wide and 50 pixels tall. How many pixels does it have in all?
  6. 6.Which of these best fits 1:1? (a) a phone story clip (b) an old-style monitor (c) a square post (d) an upright phone screen
  7. 7.🟦 An image is 640 × 480 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 3:2 (d) 4:3
  8. 8.🟦 A photo is 3000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  9. 9.🟦 An image is 560 × 420 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 1:1 (d) 4:3
  10. 10.Which of these best fits 4:3? (a) a square profile picture (b) a square sticker (c) an old-style monitor (d) an upright phone screen
  11. 11.🟦 A photo is 6000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  12. 12.🟦 An image is 60 pixels wide and 310 pixels tall. How many pixels does it have in all?
  13. 13.🟦 An image is 200 pixels wide and 70 pixels tall. How many pixels does it have in all?
  14. 14.🟦 A photo is 5000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  15. 15.🟦 Which aspect ratio best fits an old-style monitor? (a) 16:9 (b) 9:16 (c) 1:1 (d) 4:3
  16. 16.🟦 You shrink a 40 × 120 pixel image to half its width and half its height. How many pixels does it have now?
  17. 17.🟦 An image is 250 pixels wide and 20 pixels tall. How many pixels does it have in all?
  18. 18.🟦 Which aspect ratio best fits a landscape video? (a) 1:1 (b) 4:3 (c) 9:16 (d) 16:9
  19. 19.🟦 A 4:3 video frame is 420 pixels tall. How many pixels wide is it?
  20. 20.🟦 You shrink a 420 × 100 pixel image to half its width and half its height. How many pixels does it have now?
  21. 21.🟦 Which aspect ratio best fits an upright phone screen? (a) 16:9 (b) 9:16 (c) 4:3 (d) 1:1
  22. 22.🟦 The resolution of an image is … (a) the font (b) the paper colour (c) the file name (d) the number of pixels
  23. 23.🟦 A photo is 5000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  24. 24.🟦 You shrink a 600 × 160 pixel image to half its width and half its height. How many pixels does it have now?
  25. 25.🟦 An image is 120 pixels wide and 280 pixels tall. How many pixels does it have in all?
  26. 26.🟦 A 16:9 frame is … (a) wider than it is tall (b) a perfect square (c) taller than wide (d) round
  27. 27.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
  28. 28.🟦 A 4:3 video frame is 360 pixels wide. How many pixels tall is it?
  29. 29.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 6-inch-wide print?
  30. 30.🟦 An image is 30 pixels wide and 150 pixels tall. How many pixels does it have in all?
  31. 31.🟦 What is a pixel? (a) a type of paper (b) a sound (c) a font size (d) a tiny dot of colour
  32. 32.Which of these best fits 16:9? (a) an older TV screen (b) a laptop film screen (c) a square profile picture (d) a phone story clip
  33. 33.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
  34. 34.Which of these best fits 9:16? (a) a square profile picture (b) a square post (c) a phone story clip (d) an old-style monitor
  35. 35.🟦 Which aspect ratio best fits an album cover? (a) 4:3 (b) 1:1 (c) 9:16 (d) 16:9
  36. 36.🟦 A photo is 3000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  37. 37.🟦 A 4:3 video frame is 210 pixels tall. How many pixels wide is it?
  38. 38.🟦 Stretching a photo only sideways makes people look … (a) squashed or wide (b) more colourful (c) sharper (d) exactly the same
  39. 39.Which of these best fits 1:1? (a) an album cover (b) a laptop film screen (c) a landscape video (d) an older TV screen
  40. 40.🟦 An image is 240 × 240 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 3:2 (d) 1:1

Answer key

  1. 4
  2. 3680
  3. 4800
  4. 1800
  5. 19500
  6. a square post
  7. 4:3
  8. 7.5
  9. 4:3
  10. an old-style monitor
  11. 9
  12. 18600
  13. 14000
  14. 15
  15. 4:3
  16. 1200
  17. 5000
  18. 16:9
  19. 560
  20. 10500
  21. 9:16
  22. the number of pixels
  23. 20
  24. 24000
  25. 33600
  26. wider than it is tall
  27. 3000
  28. 270
  29. 900
  30. 4500
  31. a tiny dot of colour
  32. a laptop film screen
  33. 3300
  34. a phone story clip
  35. 1:1
  36. 3
  37. 280
  38. squashed or wide
  39. an album cover
  40. 1:1

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