Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 678 · 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 330 pixels wide and 310 pixels tall. How many pixels does it have in all?
2. 2.Which of these best fits 16:9? (a) a widescreen slide (b) an old-style monitor (c) a classic tablet screen (d) an album cover
3. 3.Which of these best fits 9:16? (a) a square sticker (b) a phone story clip (c) a classic tablet screen (d) a widescreen slide
4. 4.🟦 A photo is 4000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
5. 5.🟦 A 16:9 frame is … (a) taller than wide (b) round (c) wider than it is tall (d) a perfect square
6. 6.🟦 An image is 400 pixels wide and 140 pixels tall. How many pixels does it have in all?
7. 7.🟦 Which aspect ratio best fits an upright phone screen? (a) 1:1 (b) 9:16 (c) 16:9 (d) 4:3
8. 8.🟦 You shrink a 220 × 680 pixel image to half its width and half its height. How many pixels does it have now?
9. 9.🟦 A 4:3 video frame is 920 pixels wide. How many pixels tall is it?
10. 10.🟦 A photo is 1000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
11. 11.🟦 A photo is 3000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
12. 12.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
13. 13.🟦 An image is 30 × 30 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 1:1 (d) 16:9
14. 14.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
15. 15.🟦 A 16:9 video frame is 3680 pixels wide. How many pixels tall is it?
16. 16.🟦 Which aspect ratio best fits a tall phone video? (a) 1:1 (b) 4:3 (c) 16:9 (d) 9:16
17. 17.Which of these best fits 4:3? (a) an upright phone screen (b) an album cover (c) a classic tablet screen (d) a landscape video
18. 18.🟦 A 4:3 video frame is 280 pixels wide. How many pixels tall is it?
19. 19.Which of these best fits 4:3? (a) an older TV screen (b) a phone story clip (c) a widescreen TV (d) a widescreen slide
20. 20.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
21. 21.🟦 An image is 10 × 10 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 4:3 (d) 16:9
22. 22.🟦 Which aspect ratio best fits a square sticker? (a) 4:3 (b) 16:9 (c) 1:1 (d) 9:16
23. 23.🟦 The resolution of an image is … (a) the paper colour (b) the font (c) the file name (d) the number of pixels
24. 24.🟦 Which aspect ratio best fits a phone story clip? (a) 16:9 (b) 1:1 (c) 4:3 (d) 9:16
25. 25.🟦 What is a pixel? (a) a sound (b) a tiny dot of colour (c) a type of paper (d) a font size
26. 26.🟦 An image is 360 pixels wide and 390 pixels tall. How many pixels does it have in all?
27. 27.🟦 A 16:9 video frame is 1600 pixels wide. How many pixels tall is it?
28. 28.🟦 Which aspect ratio best fits a laptop film screen? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
29. 29.🟦 A 16:9 video frame is 360 pixels tall. How many pixels wide is it?
30. 30.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
31. 31.Which of these best fits 9:16? (a) an old-style monitor (b) a widescreen TV (c) a tall phone video (d) a square sticker
32. 32.🟦 An image is 380 pixels wide and 370 pixels tall. How many pixels does it have in all?
33. 33.🟦 An image is 570 × 380 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 4:3 (d) 1:1
34. 34.Which of these best fits 1:1? (a) a widescreen TV (b) a landscape video (c) a phone story clip (d) a square sticker
35. 35.🟦 You shrink a 640 × 280 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 3200 pixels wide. How many pixels tall is it?
37. 37.🟦 A 4:3 video frame is 120 pixels wide. How many pixels tall is it?
38. 38.🟦 An image is 80 pixels wide and 350 pixels tall. How many pixels does it have in all?
39. 39.🟦 An image is 340 pixels wide and 270 pixels tall. How many pixels does it have in all?
40. 40.🟦 An image is 30 pixels wide and 340 pixels tall. How many pixels does it have in all?

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