← Pixels and image size lesson New set →

Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 154 · 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.🟦 You shrink a 180 × 660 pixel image to half its width and half its height. How many pixels does it have now?
  2. 2.🟦 A 16:9 video frame is 990 pixels tall. How many pixels wide is it?
  3. 3.🟦 You shrink a 740 × 720 pixel image to half its width and half its height. How many pixels does it have now?
  4. 4.🟦 Stretching a photo only sideways makes people look … (a) more colourful (b) squashed or wide (c) exactly the same (d) sharper
  5. 5.🟦 An image is 50 × 50 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 3:2 (d) 1:1
  6. 6.🟦 An image is 180 × 120 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 16:9 (d) 1:1
  7. 7.🟦 The resolution of an image is … (a) the paper colour (b) the font (c) the file name (d) the number of pixels
  8. 8.Which of these best fits 16:9? (a) a tall phone video (b) a classic tablet screen (c) a widescreen TV (d) a square post
  9. 9.🟦 A photo is 2000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  10. 10.Which of these best fits 1:1? (a) a widescreen slide (b) an old-style monitor (c) a widescreen TV (d) a square profile picture
  11. 11.🟦 A 16:9 video frame is 1440 pixels wide. How many pixels tall is it?
  12. 12.🟦 Which aspect ratio best fits a square profile picture? (a) 1:1 (b) 9:16 (c) 4:3 (d) 16:9
  13. 13.🟦 An image is 370 pixels wide and 220 pixels tall. How many pixels does it have in all?
  14. 14.🟦 A photo is 1000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  15. 15.🟦 Which aspect ratio best fits a tall phone video? (a) 16:9 (b) 1:1 (c) 9:16 (d) 4:3
  16. 16.🟦 What is a pixel? (a) a font size (b) a sound (c) a tiny dot of colour (d) a type of paper
  17. 17.Which of these best fits 4:3? (a) an older TV screen (b) a widescreen slide (c) a laptop film screen (d) an album cover
  18. 18.🟦 An image is 260 pixels wide and 130 pixels tall. How many pixels does it have in all?
  19. 19.🟦 A 16:9 video frame is 800 pixels wide. How many pixels tall is it?
  20. 20.🟦 A photo is 1000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  21. 21.🟦 An image is 170 × 170 pixels. What is its aspect ratio? (a) 1:1 (b) 4:3 (c) 16:9 (d) 3:2
  22. 22.🟦 A photo is 6000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  23. 23.🟦 A 4:3 video frame is 450 pixels tall. How many pixels wide is it?
  24. 24.🟦 An image is 3680 × 2070 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 4:3 (d) 3:2
  25. 25.🟦 You shrink an 80 × 740 pixel image to half its width and half its height. How many pixels does it have now?
  26. 26.Which of these best fits 16:9? (a) an old-style monitor (b) a widescreen slide (c) an album cover (d) a square post
  27. 27.🟦 An image is 60 pixels wide and 320 pixels tall. How many pixels does it have in all?
  28. 28.🟦 You shrink a 720 × 700 pixel image to half its width and half its height. How many pixels does it have now?
  29. 29.🟦 A photo is 4000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  30. 30.Which of these best fits 1:1? (a) a landscape video (b) a square post (c) an older TV screen (d) a tall phone video
  31. 31.Which of these best fits 1:1? (a) a landscape video (b) a tall phone video (c) an old-style monitor (d) a square sticker
  32. 32.🟦 An image is 20 pixels wide and 250 pixels tall. How many pixels does it have in all?
  33. 33.🟦 A photo is 1000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  34. 34.Which of these best fits 16:9? (a) a tall phone video (b) a square profile picture (c) an old-style monitor (d) a laptop film screen
  35. 35.🟦 A 4:3 video frame is 210 pixels tall. How many pixels wide is it?
  36. 36.🟦 An image is 800 × 600 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 16:9 (d) 4:3
  37. 37.🟦 An image is 230 pixels wide and 130 pixels tall. How many pixels does it have in all?
  38. 38.🟦 Which aspect ratio best fits a landscape video? (a) 9:16 (b) 1:1 (c) 4:3 (d) 16:9
  39. 39.🟦 A 4:3 video frame is 320 pixels wide. How many pixels tall is it?
  40. 40.🟦 Which aspect ratio best fits an album cover? (a) 9:16 (b) 16:9 (c) 1:1 (d) 4:3

Answer key

  1. 29700
  2. 1760
  3. 133200
  4. squashed or wide
  5. 1:1
  6. 3:2
  7. the number of pixels
  8. a widescreen TV
  9. 4
  10. a square profile picture
  11. 810
  12. 1:1
  13. 81400
  14. 2.5
  15. 9:16
  16. a tiny dot of colour
  17. an older TV screen
  18. 33800
  19. 450
  20. 4
  21. 1:1
  22. 6
  23. 600
  24. 16:9
  25. 14800
  26. a widescreen slide
  27. 19200
  28. 126000
  29. 4
  30. a square post
  31. a square sticker
  32. 5000
  33. 3
  34. a laptop film screen
  35. 280
  36. 4:3
  37. 29900
  38. 16:9
  39. 240
  40. 1:1

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