2 very strong metal made of iron and other substances mixed together
4 a rule or law that limits what people can do
5 a sweet baked food made from flour, eggs, fat, and sugar
7 a raised area for people to stand on
11 items such as tables, chairs, beds, or closets
15 someone who is skilled at studying the details of data
16 explanation of how something works
17 someone who creates plans to make something
18 an injury to the body that is caused when something breaks the skin
19 to change the shape of something completely