surface
adventure
contain
mixture
puncture
echolocation
minutes
backpack
A small hole in a tire resulting in a loss of pressure.
A period of time equal to sixty seconds or a sixtieth of an hour.
An unusual and exciting or daring experience.
A substance made by mixing other substances together.
A biological sonar used by animals like bats and dolphins to navigate and hunt by emitting sounds and listening to the echoes.
To have or hold within.
A bag with shoulder straps that allow it to be carried on one's back.
The outside part or uppermost layer of something.
lecture
pasture
decided
sculpture
moisture
course
polite
The route or direction followed by a ship, aircraft, road, or river.
The art of making two- or three-dimensional representative or abstract forms, especially by carving stone or wood or by casting metal or plaster.
Land covered with grass and other low plants suitable for grazing animals, especially cattle or sheep.
An educational talk to an audience, especially one of students in a university or college.
Having made a firm decision and being unlikely to change it.
Having or showing behavior that is respectful and considerate of other people.
Water or other liquid diffused in a small quantity as vapor, within a solid, or condensed on a surface.