| basic |
necessary as a base. Things that are basic need to be learned first or done first. |
| cab |
a short form of taxicab. |
| cannon |
a large gun that is set on wheels or some other base. Cannons fire heavy shells. |
| clear |
used to describe the sky when there are no clouds or when there is little pollution or dust. |
| decide |
to consider the possibilities and choose what is best. |
| explorer |
a person who travels through an area that is unknown to find out what is there. |
| originally |
at first. |
| rocket |
a device shaped like a tube that moves at high speed and is powered by gases that are forced out of one end. Rockets are used to send things into the air. |
| safety |
the condition of being safe from danger. |
| shiver |
to shake because of cold or fear. |
| slide |
to move easily along a smooth surface. |
| sour |
having a sharp taste caused by acid. Lemons, vinegar, and yogurt are some things that are sour. |
| stem |
the main part of a plant that supports the branches, leaves, and other parts. |
| though |
used to connect two parts of a sentence when the meaning of one part seems to disagree with the other. |
| tie |
to fasten with something like a string or rope. |