Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 86 · 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.🟦 A 16:9 frame is … (a) round (b) a perfect square (c) wider than it is tall (d) taller than wide
2. 2.🟦 A photo is 1000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
3. 3.Which of these best fits 16:9? (a) a tall phone video (b) a laptop film screen (c) a phone story clip (d) a square sticker
4. 4.🟦 Which aspect ratio best fits a widescreen slide? (a) 16:9 (b) 4:3 (c) 9:16 (d) 1:1
5. 5.🟦 A 4:3 video frame is 240 pixels tall. How many pixels wide is it?
6. 6.🟦 An image is 2240 × 1260 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 1:1 (d) 4:3
7. 7.🟦 Which aspect ratio best fits a widescreen TV? (a) 16:9 (b) 9:16 (c) 1:1 (d) 4:3
8. 8.🟦 An image is 180 pixels wide and 210 pixels tall. How many pixels does it have in all?
9. 9.Which of these best fits 9:16? (a) a tall phone video (b) a landscape video (c) an album cover (d) a square post
10. 10.🟦 Which aspect ratio best fits a landscape video? (a) 16:9 (b) 4:3 (c) 1:1 (d) 9:16
11. 11.Which of these best fits 4:3? (a) a square profile picture (b) a laptop film screen (c) a widescreen TV (d) an old-style monitor
12. 12.Which of these best fits 1:1? (a) an album cover (b) an upright phone screen (c) a landscape video (d) an old-style monitor
13. 13.🟦 An image is 180 pixels wide and 30 pixels tall. How many pixels does it have in all?
14. 14.🟦 An image is 110 pixels wide and 320 pixels tall. How many pixels does it have in all?
15. 15.🟦 A photo is 2000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
16. 16.🟦 An image is 150 pixels wide and 220 pixels tall. How many pixels does it have in all?
17. 17.🟦 An image is 60 pixels wide and 350 pixels tall. How many pixels does it have in all?
18. 18.🟦 An image is 380 pixels wide and 60 pixels tall. How many pixels does it have in all?
19. 19.Which of these best fits 16:9? (a) a classic tablet screen (b) a tall phone video (c) a widescreen TV (d) a square profile picture
20. 20.🟦 A photo is 6000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
21. 21.🟦 The resolution of an image is … (a) the font (b) the paper colour (c) the number of pixels (d) the file name
22. 22.🟦 Zooming in a lot on a small photo makes it look … (a) longer (b) louder (c) blocky (pixelated) (d) sharper
23. 23.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 6-inch-wide print?
24. 24.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 5-inch-wide print?
25. 25.🟦 What is a pixel? (a) a tiny dot of colour (b) a type of paper (c) a font size (d) a sound
26. 26.🟦 A 4:3 video frame is 690 pixels tall. How many pixels wide is it?
27. 27.🟦 You shrink a 340 × 340 pixel image to half its width and half its height. How many pixels does it have now?
28. 28.🟦 You shrink a 440 × 160 pixel image to half its width and half its height. How many pixels does it have now?
29. 29.Which of these best fits 16:9? (a) a widescreen slide (b) an upright phone screen (c) a classic tablet screen (d) a square profile picture
30. 30.🟦 A 4:3 video frame is 880 pixels wide. How many pixels tall is it?
31. 31.🟦 An image is 210 pixels wide and 400 pixels tall. How many pixels does it have in all?
32. 32.🟦 A 4:3 video frame is 540 pixels tall. How many pixels wide is it?
33. 33.🟦 You shrink a 40 × 320 pixel image to half its width and half its height. How many pixels does it have now?
34. 34.🟦 You shrink a 100 × 320 pixel image to half its width and half its height. How many pixels does it have now?
35. 35.🟦 An image is 370 pixels wide and 20 pixels tall. How many pixels does it have in all?
36. 36.🟦 An image is 170 pixels wide and 290 pixels tall. How many pixels does it have in all?
37. 37.🟦 A photo is 3000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
38. 38.🟦 Which aspect ratio best fits an album cover? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
39. 39.🟦 You shrink a 660 × 660 pixel image to half its width and half its height. How many pixels does it have now?
40. 40.🟦 You shrink a 540 × 140 pixel image to half its width and half its height. How many pixels does it have now?

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