| A | B |
| The _________ were huge. | boulders. (JM) |
| There are a lot of _________ in this wild river. | rapids (BC) |
| If you are not careful you will fall down the ________. | canyon (BC) |
| A __________ gets hotter than a hot tub! | cauldron. (IS) |
| I went rock climbing. I used the _______ to climb the cliffs. | ledges (CF) |
| I was _______ down the hill. | tumbling (SF) |
| A ___________ can be a very annoying sound. | rustle (BL) |
| Look out! The tumble weeds are ________ very fast. | tumbling (BC) |
| The explorer _________ the terrain for soft ground to pitch her tent. | scouted (DR) |
| I formed ________ out of dirt to make a river with a hose. | banks (AR) |
| The walls were too ________ to climb. | sheer (MS) |