Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 497 · 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.🟦 The resolution of an image is … (a) the paper colour (b) the font (c) the file name (d) the number of pixels
2. 2.🟦 Which aspect ratio best fits a landscape video? (a) 4:3 (b) 9:16 (c) 16:9 (d) 1:1
3. 3.Which of these best fits 1:1? (a) a classic tablet screen (b) a square profile picture (c) a widescreen TV (d) an older TV screen
4. 4.Which of these best fits 9:16? (a) a square post (b) a square sticker (c) a tall phone video (d) a square profile picture
5. 5.🟦 Which aspect ratio best fits a tall phone video? (a) 16:9 (b) 1:1 (c) 4:3 (d) 9:16
6. 6.Which of these best fits 16:9? (a) a widescreen slide (b) an old-style monitor (c) an older TV screen (d) a square sticker
7. 7.🟦 You shrink a 620 × 400 pixel image to half its width and half its height. How many pixels does it have now?
8. 8.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 12-inch-wide print?
9. 9.🟦 What is a pixel? (a) a sound (b) a type of paper (c) a font size (d) a tiny dot of colour
10. 10.🟦 An image is 3520 × 1980 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 4:3 (d) 1:1
11. 11.🟦 An image is 690 × 460 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 16:9 (d) 3:2
12. 12.🟦 An image is 560 × 420 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 3:2 (d) 1:1
13. 13.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
14. 14.🟦 An image is 90 pixels wide and 30 pixels tall. How many pixels does it have in all?
15. 15.🟦 Zooming in a lot on a small photo makes it look … (a) louder (b) sharper (c) longer (d) blocky (pixelated)
16. 16.Which of these best fits 9:16? (a) a widescreen slide (b) an old-style monitor (c) a phone story clip (d) a widescreen TV
17. 17.🟦 You shrink a 320 × 180 pixel image to half its width and half its height. How many pixels does it have now?
18. 18.🟦 Which aspect ratio best fits an older TV screen? (a) 4:3 (b) 9:16 (c) 1:1 (d) 16:9
19. 19.🟦 A 16:9 frame is … (a) taller than wide (b) a perfect square (c) round (d) wider than it is tall
20. 20.🟦 You shrink a 760 × 100 pixel image to half its width and half its height. How many pixels does it have now?
21. 21.🟦 An image is 960 × 720 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 3:2 (d) 16:9
22. 22.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 12-inch-wide print?
23. 23.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 2-inch-wide print?
24. 24.🟦 Which aspect ratio best fits a widescreen TV? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
25. 25.🟦 A 16:9 video frame is 1920 pixels wide. How many pixels tall is it?
26. 26.Which of these best fits 4:3? (a) an older TV screen (b) a widescreen TV (c) a square sticker (d) a tall phone video
27. 27.🟦 A photo is 1000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
28. 28.🟦 A photo is 6000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
29. 29.🟦 Which aspect ratio best fits an upright phone screen? (a) 16:9 (b) 4:3 (c) 1:1 (d) 9:16
30. 30.🟦 An image is 190 × 190 pixels. What is its aspect ratio? (a) 1:1 (b) 4:3 (c) 3:2 (d) 16:9
31. 31.🟦 Stretching a photo only sideways makes people look … (a) exactly the same (b) squashed or wide (c) more colourful (d) sharper
32. 32.🟦 A 16:9 video frame is 2560 pixels wide. How many pixels tall is it?
33. 33.🟦 A 4:3 video frame is 720 pixels tall. How many pixels wide is it?
34. 34.🟦 A photo is 2000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
35. 35.🟦 You shrink a 180 × 600 pixel image to half its width and half its height. How many pixels does it have now?
36. 36.Which of these best fits 9:16? (a) a widescreen slide (b) a classic tablet screen (c) an upright phone screen (d) a landscape video
37. 37.🟦 An image is 360 × 240 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 16:9 (d) 1:1
38. 38.🟦 An image is 270 pixels wide and 150 pixels tall. How many pixels does it have in all?
39. 39.🟦 You shrink a 620 × 500 pixel image to half its width and half its height. How many pixels does it have now?
40. 40.🟦 An image is 240 pixels wide and 220 pixels tall. How many pixels does it have in all?

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