| A | B |
| import | bring services/goods into the country |
| export | send goods/services out of the country |
| regular shape | symmetrical 3 dimensional object; objects that have two or more sides of equal length |
| irregular shape | asymmetrical 3 dimensional object; objects that have two or more sides of unequal length |
| rectangular prism | a block with parallel sides; considered a regular shaped object |
| cylinder | a closed solid that has two parallel (usually circular) bases connected by a curved surface; considered a regular shaped object |
| volume | amount of space matter takes up |
| mass | amount of stuff in matter |
| units | labels that identifies what numbers means |
| graduated cylinder | tool for measuring volume |
| triple beam balance | tool for measuring mass |