Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 669 · 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.🟦 Stretching a photo only sideways makes people look … (a) sharper (b) squashed or wide (c) exactly the same (d) more colourful
2. 2.🟦 Which aspect ratio best fits an older TV screen? (a) 4:3 (b) 9:16 (c) 16:9 (d) 1:1
3. 3.🟦 A 16:9 video frame is 1260 pixels tall. How many pixels wide is it?
4. 4.🟦 Which aspect ratio best fits a laptop film screen? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
5. 5.🟦 Which aspect ratio best fits an old-style monitor? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
6. 6.🟦 Which aspect ratio best fits a landscape video? (a) 16:9 (b) 4:3 (c) 9:16 (d) 1:1
7. 7.🟦 An image is 370 pixels wide and 340 pixels tall. How many pixels does it have in all?
8. 8.🟦 The resolution of an image is … (a) the file name (b) the font (c) the number of pixels (d) the paper colour
9. 9.🟦 A 16:9 video frame is 320 pixels wide. How many pixels tall is it?
10. 10.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
11. 11.🟦 Which aspect ratio best fits a phone story clip? (a) 4:3 (b) 1:1 (c) 9:16 (d) 16:9
12. 12.🟦 Which aspect ratio best fits a tall phone video? (a) 16:9 (b) 9:16 (c) 1:1 (d) 4:3
13. 13.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 5-inch-wide print?
14. 14.🟦 A 16:9 frame is … (a) round (b) wider than it is tall (c) taller than wide (d) a perfect square
15. 15.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
16. 16.🟦 An image is 370 pixels wide and 70 pixels tall. How many pixels does it have in all?
17. 17.🟦 Which aspect ratio best fits an upright phone screen? (a) 4:3 (b) 9:16 (c) 1:1 (d) 16:9
18. 18.Which of these best fits 16:9? (a) a square sticker (b) a laptop film screen (c) an older TV screen (d) an upright phone screen
19. 19.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
20. 20.🟦 A 16:9 video frame is 2880 pixels wide. How many pixels tall is it?
21. 21.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
22. 22.🟦 A 16:9 video frame is 2080 pixels wide. How many pixels tall is it?
23. 23.🟦 You shrink a 680 × 680 pixel image to half its width and half its height. How many pixels does it have now?
24. 24.Which of these best fits 16:9? (a) a widescreen slide (b) a phone story clip (c) a square sticker (d) an old-style monitor
25. 25.🟦 You shrink a 780 × 460 pixel image to half its width and half its height. How many pixels does it have now?
26. 26.Which of these best fits 9:16? (a) an album cover (b) a landscape video (c) a square profile picture (d) a tall phone video
27. 27.🟦 An image is 1920 × 1080 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 1:1 (d) 3:2
28. 28.🟦 A 4:3 video frame is 300 pixels tall. How many pixels wide is it?
29. 29.🟦 You shrink a 520 × 380 pixel image to half its width and half its height. How many pixels does it have now?
30. 30.🟦 An image is 280 pixels wide and 120 pixels tall. How many pixels does it have in all?
31. 31.Which of these best fits 4:3? (a) an old-style monitor (b) a square post (c) a landscape video (d) a square sticker
32. 32.🟦 A photo is 2000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
33. 33.🟦 You shrink a 680 × 700 pixel image to half its width and half its height. How many pixels does it have now?
34. 34.🟦 An image is 400 pixels wide and 90 pixels tall. How many pixels does it have in all?
35. 35.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
36. 36.🟦 An image is 160 × 160 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 4:3 (d) 1:1
37. 37.🟦 An image is 1280 × 720 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 3:2 (d) 4:3
38. 38.🟦 An image is 180 × 180 pixels. What is its aspect ratio? (a) 1:1 (b) 3:2 (c) 4:3 (d) 16:9
39. 39.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 5-inch-wide print?
40. 40.Which of these best fits 4:3? (a) an album cover (b) a square post (c) a landscape video (d) an older TV screen

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