Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 818 · 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.🟦 What is a pixel? (a) a type of paper (b) a font size (c) a tiny dot of colour (d) a sound
2. 2.🟦 Which aspect ratio best fits a classic tablet screen? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
3. 3.Which of these best fits 4:3? (a) an upright phone screen (b) a widescreen TV (c) an older TV screen (d) a tall phone video
4. 4.🟦 A 16:9 video frame is 3680 pixels wide. How many pixels tall is it?
5. 5.🟦 You shrink a 780 × 180 pixel image to half its width and half its height. How many pixels does it have now?
6. 6.🟦 Which aspect ratio best fits a phone story clip? (a) 1:1 (b) 16:9 (c) 4:3 (d) 9:16
7. 7.Which of these best fits 9:16? (a) a square profile picture (b) an upright phone screen (c) a square post (d) an old-style monitor
8. 8.Which of these best fits 1:1? (a) a phone story clip (b) an upright phone screen (c) an old-style monitor (d) a square profile picture
9. 9.🟦 Which aspect ratio best fits a square profile picture? (a) 9:16 (b) 1:1 (c) 4:3 (d) 16:9
10. 10.🟦 An image is 10 × 10 pixels. What is its aspect ratio? (a) 1:1 (b) 3:2 (c) 16:9 (d) 4:3
11. 11.Which of these best fits 16:9? (a) a landscape video (b) a phone story clip (c) a classic tablet screen (d) an album cover
12. 12.🟦 Which aspect ratio best fits a tall phone video? (a) 9:16 (b) 16:9 (c) 4:3 (d) 1:1
13. 13.Which of these best fits 1:1? (a) a phone story clip (b) a classic tablet screen (c) a square post (d) an older TV screen
14. 14.🟦 A photo is 4000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
15. 15.🟦 You shrink a 180 × 560 pixel image to half its width and half its height. How many pixels does it have now?
16. 16.🟦 A 16:9 video frame is 3040 pixels wide. How many pixels tall is it?
17. 17.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
18. 18.🟦 A 4:3 video frame is 300 pixels tall. How many pixels wide is it?
19. 19.🟦 A photo is 3000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
20. 20.🟦 You shrink a 180 × 260 pixel image to half its width and half its height. How many pixels does it have now?
21. 21.🟦 You shrink a 620 × 600 pixel image to half its width and half its height. How many pixels does it have now?
22. 22.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
23. 23.Which of these best fits 16:9? (a) an old-style monitor (b) a widescreen TV (c) a classic tablet screen (d) a square sticker
24. 24.🟦 An image is 70 pixels wide and 260 pixels tall. How many pixels does it have in all?
25. 25.🟦 A 16:9 video frame is 1080 pixels tall. How many pixels wide is it?
26. 26.🟦 The resolution of an image is … (a) the font (b) the file name (c) the number of pixels (d) the paper colour
27. 27.🟦 An image is 760 × 570 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 4:3 (d) 1:1
28. 28.🟦 Which aspect ratio best fits an album cover? (a) 4:3 (b) 9:16 (c) 1:1 (d) 16:9
29. 29.🟦 An image is 380 pixels wide and 100 pixels tall. How many pixels does it have in all?
30. 30.🟦 A 16:9 video frame is 2160 pixels tall. How many pixels wide is it?
31. 31.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
32. 32.🟦 A 16:9 video frame is 800 pixels wide. How many pixels tall is it?
33. 33.🟦 An image is 160 pixels wide and 360 pixels tall. How many pixels does it have in all?
34. 34.🟦 An image is 240 pixels wide and 60 pixels tall. How many pixels does it have in all?
35. 35.🟦 You shrink a 720 × 600 pixel image to half its width and half its height. How many pixels does it have now?
36. 36.🟦 A 16:9 video frame is 3360 pixels wide. How many pixels tall is it?
37. 37.🟦 Which aspect ratio best fits a laptop film screen? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
38. 38.🟦 An image is 340 pixels wide and 280 pixels tall. How many pixels does it have in all?
39. 39.🟦 An image is 60 pixels wide and 70 pixels tall. How many pixels does it have in all?
40. 40.🟦 An image is 100 × 100 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 4:3 (d) 3:2

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