Look-up History
Your look-up history is saved temporarily in the session. Please log in to saved it in your own account, and subscribe for unlimited saving.
Show words looked up
Word |
# |
Date |
Definition |
Site |
Level |
| magnetic equator |
1 |
today |
an imaginary line circling the earth near the equator, composed of points where a magnetic needle does not dip because the lines of magnetic force parallel the earth's surface. |
Kids |
Adv. |
| oxygen |
1 |
today |
a gas with no color or smell that is one of the chemical elements. Oxygen combines with hydrogen to make water. It also makes up about twenty percent of the earth's atmosphere. Most living things need oxygen. (symbol: O) |
Kids |
Ch. |