Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 15 · 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 of these best fits 16:9? (a) an old-style monitor (b) an upright phone screen (c) a landscape video (d) an album cover
2. 2.🟦 A photo is 4000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
3. 3.Which of these best fits 16:9? (a) a widescreen TV (b) a square sticker (c) an album cover (d) a square post
4. 4.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 6-inch-wide print?
5. 5.🟦 An image is 110 pixels wide and 170 pixels tall. How many pixels does it have in all?
6. 6.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
7. 7.Which of these best fits 1:1? (a) a laptop film screen (b) a widescreen slide (c) a square profile picture (d) a tall phone video
8. 8.🟦 An image is 510 × 340 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 1:1 (d) 3:2
9. 9.🟦 An image is 190 × 190 pixels. What is its aspect ratio? (a) 1:1 (b) 4:3 (c) 16:9 (d) 3:2
10. 10.🟦 An image is 1920 × 1080 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 1:1 (d) 3:2
11. 11.🟦 An image is 270 pixels wide and 30 pixels tall. How many pixels does it have in all?
12. 12.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
13. 13.Which of these best fits 16:9? (a) a tall phone video (b) a laptop film screen (c) a square profile picture (d) a classic tablet screen
14. 14.🟦 Which aspect ratio best fits an old-style monitor? (a) 16:9 (b) 1:1 (c) 9:16 (d) 4:3
15. 15.🟦 Which aspect ratio best fits a landscape video? (a) 16:9 (b) 4:3 (c) 1:1 (d) 9:16
16. 16.🟦 The resolution of an image is … (a) the font (b) the file name (c) the number of pixels (d) the paper colour
17. 17.🟦 An image is 1760 × 990 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 3:2 (d) 16:9
18. 18.🟦 Zooming in a lot on a small photo makes it look … (a) blocky (pixelated) (b) louder (c) sharper (d) longer
19. 19.Which of these best fits 4:3? (a) an older TV screen (b) a landscape video (c) an album cover (d) a laptop film screen
20. 20.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 12-inch-wide print?
21. 21.🟦 An image is 480 × 360 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 3:2 (d) 4:3
22. 22.🟦 A 4:3 video frame is 160 pixels wide. How many pixels tall is it?
23. 23.🟦 You shrink a 200 × 480 pixel image to half its width and half its height. How many pixels does it have now?
24. 24.Which of these best fits 1:1? (a) a square sticker (b) a classic tablet screen (c) an upright phone screen (d) a phone story clip
25. 25.🟦 A 16:9 video frame is 810 pixels tall. How many pixels wide is it?
26. 26.🟦 Which aspect ratio best fits a laptop film screen? (a) 9:16 (b) 16:9 (c) 4:3 (d) 1:1
27. 27.🟦 You shrink a 560 × 780 pixel image to half its width and half its height. How many pixels does it have now?
28. 28.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
29. 29.🟦 Which aspect ratio best fits a classic tablet screen? (a) 4:3 (b) 16:9 (c) 1:1 (d) 9:16
30. 30.Which of these best fits 9:16? (a) an upright phone screen (b) a widescreen TV (c) a classic tablet screen (d) a landscape video
31. 31.🟦 A 16:9 frame is … (a) taller than wide (b) a perfect square (c) round (d) wider than it is tall
32. 32.🟦 An image is 690 × 460 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 3:2 (d) 4:3
33. 33.🟦 A 16:9 video frame is 1890 pixels tall. How many pixels wide is it?
34. 34.🟦 An image is 180 × 120 pixels. What is its aspect ratio? (a) 1:1 (b) 4:3 (c) 3:2 (d) 16:9
35. 35.🟦 An image is 120 × 120 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 1:1 (d) 16:9
36. 36.🟦 What is a pixel? (a) a tiny dot of colour (b) a type of paper (c) a sound (d) a font size
37. 37.🟦 A photo is 2000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
38. 38.🟦 You shrink a 660 × 220 pixel image to half its width and half its height. How many pixels does it have now?
39. 39.🟦 Which aspect ratio best fits an upright phone screen? (a) 1:1 (b) 9:16 (c) 4:3 (d) 16:9
40. 40.🟦 Which aspect ratio best fits a square post? (a) 4:3 (b) 16:9 (c) 1:1 (d) 9:16

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