Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 453 · 40 questions

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.

1. 1.🟦 Which aspect ratio best fits an upright phone screen? (a) 4:3 (b) 9:16 (c) 1:1 (d) 16:9
2. 2.🟦 Which aspect ratio best fits a widescreen TV? (a) 16:9 (b) 9:16 (c) 1:1 (d) 4:3
3. 3.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
4. 4.Which of these best fits 16:9? (a) an upright phone screen (b) a widescreen TV (c) a square sticker (d) an old-style monitor
5. 5.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
6. 6.🟦 You shrink a 720 × 80 pixel image to half its width and half its height. How many pixels does it have now?
7. 7.🟦 A 4:3 video frame is 680 pixels wide. How many pixels tall is it?
8. 8.🟦 A 16:9 video frame is 2240 pixels wide. How many pixels tall is it?
9. 9.🟦 An image is 80 × 80 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 16:9 (d) 3:2
10. 10.🟦 You shrink a 480 × 480 pixel image to half its width and half its height. How many pixels does it have now?
11. 11.🟦 You shrink a 220 × 180 pixel image to half its width and half its height. How many pixels does it have now?
12. 12.🟦 Which aspect ratio best fits a laptop film screen? (a) 1:1 (b) 9:16 (c) 4:3 (d) 16:9
13. 13.🟦 The resolution of an image is … (a) the file name (b) the font (c) the number of pixels (d) the paper colour
14. 14.🟦 An image is 220 × 220 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 16:9 (d) 4:3
15. 15.Which of these best fits 16:9? (a) an album cover (b) an older TV screen (c) an old-style monitor (d) a widescreen slide
16. 16.Which of these best fits 16:9? (a) a tall phone video (b) a landscape video (c) an upright phone screen (d) an album cover
17. 17.Which of these best fits 1:1? (a) a landscape video (b) a classic tablet screen (c) a square sticker (d) an old-style monitor
18. 18.🟦 An image is 220 pixels wide and 210 pixels tall. How many pixels does it have in all?
19. 19.🟦 You shrink a 400 × 420 pixel image to half its width and half its height. How many pixels does it have now?
20. 20.🟦 Which aspect ratio best fits a tall phone video? (a) 16:9 (b) 4:3 (c) 1:1 (d) 9:16
21. 21.🟦 Which aspect ratio best fits an album cover? (a) 4:3 (b) 9:16 (c) 16:9 (d) 1:1
22. 22.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
23. 23.Which of these best fits 9:16? (a) a classic tablet screen (b) a widescreen TV (c) an old-style monitor (d) a phone story clip
24. 24.🟦 An image is 140 pixels wide and 270 pixels tall. How many pixels does it have in all?
25. 25.🟦 You shrink a 200 × 240 pixel image to half its width and half its height. How many pixels does it have now?
26. 26.Which of these best fits 1:1? (a) a tall phone video (b) a landscape video (c) a square post (d) an upright phone screen
27. 27.🟦 You shrink a 100 × 600 pixel image to half its width and half its height. How many pixels does it have now?
28. 28.🟦 A 16:9 video frame is 3520 pixels wide. How many pixels tall is it?
29. 29.🟦 Which aspect ratio best fits a square sticker? (a) 9:16 (b) 16:9 (c) 4:3 (d) 1:1
30. 30.Which of these best fits 4:3? (a) a square sticker (b) a landscape video (c) a tall phone video (d) a classic tablet screen
31. 31.🟦 Zooming in a lot on a small photo makes it look … (a) sharper (b) blocky (pixelated) (c) longer (d) louder
32. 32.🟦 An image is 110 pixels wide and 110 pixels tall. How many pixels does it have in all?
33. 33.🟦 A 16:9 frame is … (a) taller than wide (b) round (c) a perfect square (d) wider than it is tall
34. 34.🟦 An image is 320 pixels wide and 80 pixels tall. How many pixels does it have in all?
35. 35.🟦 A 16:9 video frame is 3840 pixels wide. How many pixels tall is it?
36. 36.🟦 An image is 140 pixels wide and 150 pixels tall. How many pixels does it have in all?
37. 37.🟦 An image is 480 × 360 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 4:3 (d) 3:2
38. 38.🟦 An image is 2720 × 1530 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 1:1 (d) 16:9
39. 39.🟦 A 4:3 video frame is 360 pixels tall. How many pixels wide is it?
40. 40.🟦 An image is 230 pixels wide and 380 pixels tall. How many pixels does it have in all?

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