The list below contains various measured quantities - both magnitudes and units. You job is to classify what they measure, by entering one of the following options:
After filling in all the boxes, click on the button at the bottom of the screen. The page will redisplay, except that any incorrect answers will have disappeared! You can then keep trying to fill in the right answers, or give up, as you wish.
If you are having trouble, you could refresh your memory by looking at the page about base units.