Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 675 · 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.🟦 An image is 220 pixels wide and 80 pixels tall. How many pixels does it have in all?
2. 2.🟦 An image is 220 pixels wide and 220 pixels tall. How many pixels does it have in all?
3. 3.🟦 An image is 390 pixels wide and 250 pixels tall. How many pixels does it have in all?
4. 4.🟦 Which aspect ratio best fits a widescreen TV? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
5. 5.🟦 Stretching a photo only sideways makes people look … (a) more colourful (b) exactly the same (c) squashed or wide (d) sharper
6. 6.Which of these best fits 1:1? (a) a square sticker (b) a classic tablet screen (c) a laptop film screen (d) a widescreen TV
7. 7.🟦 A photo is 5000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
8. 8.🟦 Which aspect ratio best fits a classic tablet screen? (a) 4:3 (b) 16:9 (c) 1:1 (d) 9:16
9. 9.🟦 Which aspect ratio best fits a tall phone video? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
10. 10.🟦 You shrink a 60 × 580 pixel image to half its width and half its height. How many pixels does it have now?
11. 11.Which of these best fits 16:9? (a) a widescreen slide (b) a square profile picture (c) an upright phone screen (d) an older TV screen
12. 12.Which of these best fits 16:9? (a) a square post (b) a square profile picture (c) an old-style monitor (d) a landscape video
13. 13.🟦 Which aspect ratio best fits an album cover? (a) 1:1 (b) 9:16 (c) 4:3 (d) 16:9
14. 14.🟦 Which aspect ratio best fits a square profile picture? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
15. 15.🟦 Which aspect ratio best fits a widescreen slide? (a) 16:9 (b) 4:3 (c) 9:16 (d) 1:1
16. 16.🟦 A 16:9 frame is … (a) taller than wide (b) a perfect square (c) wider than it is tall (d) round
17. 17.Which of these best fits 1:1? (a) an old-style monitor (b) a widescreen slide (c) a phone story clip (d) a square post
18. 18.🟦 An image is 640 × 360 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 4:3 (d) 3:2
19. 19.🟦 An image is 70 pixels wide and 370 pixels tall. How many pixels does it have in all?
20. 20.🟦 The resolution of an image is … (a) the font (b) the paper colour (c) the number of pixels (d) the file name
21. 21.🟦 An image is 220 pixels wide and 60 pixels tall. How many pixels does it have in all?
22. 22.🟦 You shrink a 100 × 600 pixel image to half its width and half its height. How many pixels does it have now?
23. 23.🟦 A 4:3 video frame is 920 pixels wide. How many pixels tall is it?
24. 24.🟦 What is a pixel? (a) a type of paper (b) a sound (c) a tiny dot of colour (d) a font size
25. 25.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 5-inch-wide print?
26. 26.🟦 Zooming in a lot on a small photo makes it look … (a) longer (b) blocky (pixelated) (c) sharper (d) louder
27. 27.🟦 An image is 400 pixels wide and 370 pixels tall. How many pixels does it have in all?
28. 28.🟦 Which aspect ratio best fits a phone story clip? (a) 16:9 (b) 9:16 (c) 4:3 (d) 1:1
29. 29.🟦 Which aspect ratio best fits a laptop film screen? (a) 1:1 (b) 9:16 (c) 16:9 (d) 4:3
30. 30.🟦 An image is 120 × 120 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 4:3 (d) 1:1
31. 31.🟦 An image is 260 pixels wide and 150 pixels tall. How many pixels does it have in all?
32. 32.🟦 An image is 370 pixels wide and 370 pixels tall. How many pixels does it have in all?
33. 33.🟦 An image is 210 pixels wide and 80 pixels tall. How many pixels does it have in all?
34. 34.🟦 Which aspect ratio best fits an old-style monitor? (a) 9:16 (b) 1:1 (c) 16:9 (d) 4:3
35. 35.Which of these best fits 4:3? (a) a classic tablet screen (b) a phone story clip (c) a landscape video (d) a square sticker
36. 36.Which of these best fits 9:16? (a) a square profile picture (b) a tall phone video (c) an album cover (d) a widescreen slide
37. 37.🟦 Which aspect ratio best fits a square sticker? (a) 16:9 (b) 1:1 (c) 9:16 (d) 4:3
38. 38.🟦 An image is 50 pixels wide and 70 pixels tall. How many pixels does it have in all?
39. 39.🟦 An image is 220 pixels wide and 280 pixels tall. How many pixels does it have in all?
40. 40.🟦 Which aspect ratio best fits an upright phone screen? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3

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